diff options
author | Daniel Golle <daniel@makrotopia.org> | 2019-06-12 01:14:25 +0200 |
---|---|---|
committer | Daniel Golle <daniel@makrotopia.org> | 2019-06-12 01:18:52 +0200 |
commit | 000d400baa0af2e42c9a462e42df7dc9abde1ec7 (patch) | |
tree | a11c2dd570e8f02c4a141f135fc8db1e1d391ef2 /target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch | |
parent | c4e727f01cc40bd57274d0b885b0f75cde9c4683 (diff) | |
download | upstream-000d400baa0af2e42c9a462e42df7dc9abde1ec7.tar.gz upstream-000d400baa0af2e42c9a462e42df7dc9abde1ec7.tar.bz2 upstream-000d400baa0af2e42c9a462e42df7dc9abde1ec7.zip |
kernel: drop everything not on kernel version 4.14
* Remove testing patches for kernel version 4.19
* remove targets ar7, ixp4xx, orion
Those targets are still on kernel 4.9, patches for 4.14 were not ready
in time. They may be readded once people prepare and test patches for
kernel 4.14.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Diffstat (limited to 'target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch')
-rw-r--r-- | target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch | 891 |
1 files changed, 0 insertions, 891 deletions
diff --git a/target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch b/target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch deleted file mode 100644 index f765a08c98..0000000000 --- a/target/linux/ath79/patches-4.19/910-unaligned_access_hacks.patch +++ /dev/null @@ -1,891 +0,0 @@ ---- a/arch/mips/include/asm/checksum.h -+++ b/arch/mips/include/asm/checksum.h -@@ -134,26 +134,30 @@ static inline __sum16 ip_fast_csum(const - const unsigned int *stop = word + ihl; - unsigned int csum; - int carry; -+ unsigned int w; - -- csum = word[0]; -- csum += word[1]; -- carry = (csum < word[1]); -+ csum = net_hdr_word(word++); -+ -+ w = net_hdr_word(word++); -+ csum += w; -+ carry = (csum < w); - csum += carry; - -- csum += word[2]; -- carry = (csum < word[2]); -+ w = net_hdr_word(word++); -+ csum += w; -+ carry = (csum < w); - csum += carry; - -- csum += word[3]; -- carry = (csum < word[3]); -+ w = net_hdr_word(word++); -+ csum += w; -+ carry = (csum < w); - csum += carry; - -- word += 4; - do { -- csum += *word; -- carry = (csum < *word); -+ w = net_hdr_word(word++); -+ csum += w; -+ carry = (csum < w); - csum += carry; -- word++; - } while (word != stop); - - return csum_fold(csum); -@@ -214,73 +218,6 @@ static inline __sum16 ip_compute_csum(co - return csum_fold(csum_partial(buff, len, 0)); - } - --#define _HAVE_ARCH_IPV6_CSUM --static __inline__ __sum16 csum_ipv6_magic(const struct in6_addr *saddr, -- const struct in6_addr *daddr, -- __u32 len, __u8 proto, -- __wsum sum) --{ -- __wsum tmp; -- -- __asm__( -- " .set push # csum_ipv6_magic\n" -- " .set noreorder \n" -- " .set noat \n" -- " addu %0, %5 # proto (long in network byte order)\n" -- " sltu $1, %0, %5 \n" -- " addu %0, $1 \n" -- -- " addu %0, %6 # csum\n" -- " sltu $1, %0, %6 \n" -- " lw %1, 0(%2) # four words source address\n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 4(%2) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 8(%2) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 12(%2) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 0(%3) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 4(%3) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 8(%3) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " lw %1, 12(%3) \n" -- " addu %0, $1 \n" -- " addu %0, %1 \n" -- " sltu $1, %0, %1 \n" -- -- " addu %0, $1 # Add final carry\n" -- " .set pop" -- : "=&r" (sum), "=&r" (tmp) -- : "r" (saddr), "r" (daddr), -- "0" (htonl(len)), "r" (htonl(proto)), "r" (sum)); -- -- return csum_fold(sum); --} -- - #include <asm-generic/checksum.h> - #endif /* CONFIG_GENERIC_CSUM */ - ---- a/include/uapi/linux/ip.h -+++ b/include/uapi/linux/ip.h -@@ -103,7 +103,7 @@ struct iphdr { - __be32 saddr; - __be32 daddr; - /*The options start here. */ --}; -+} __attribute__((packed, aligned(2))); - - - struct ip_auth_hdr { ---- a/include/uapi/linux/ipv6.h -+++ b/include/uapi/linux/ipv6.h -@@ -131,7 +131,7 @@ struct ipv6hdr { - - struct in6_addr saddr; - struct in6_addr daddr; --}; -+} __attribute__((packed, aligned(2))); - - - /* index values for the variables in ipv6_devconf */ ---- a/include/uapi/linux/tcp.h -+++ b/include/uapi/linux/tcp.h -@@ -55,7 +55,7 @@ struct tcphdr { - __be16 window; - __sum16 check; - __be16 urg_ptr; --}; -+} __attribute__((packed, aligned(2))); - - /* - * The union cast uses a gcc extension to avoid aliasing problems -@@ -65,7 +65,7 @@ struct tcphdr { - union tcp_word_hdr { - struct tcphdr hdr; - __be32 words[5]; --}; -+} __attribute__((packed, aligned(2))); - - #define tcp_flag_word(tp) ( ((union tcp_word_hdr *)(tp))->words [3]) - ---- a/include/uapi/linux/udp.h -+++ b/include/uapi/linux/udp.h -@@ -25,7 +25,7 @@ struct udphdr { - __be16 dest; - __be16 len; - __sum16 check; --}; -+} __attribute__((packed, aligned(2))); - - /* UDP socket options */ - #define UDP_CORK 1 /* Never send partially complete segments */ ---- a/net/netfilter/nf_conntrack_core.c -+++ b/net/netfilter/nf_conntrack_core.c -@@ -263,8 +263,8 @@ nf_ct_get_tuple(const struct sk_buff *sk - - switch (l3num) { - case NFPROTO_IPV4: -- tuple->src.u3.ip = ap[0]; -- tuple->dst.u3.ip = ap[1]; -+ tuple->src.u3.ip = net_hdr_word(ap++); -+ tuple->dst.u3.ip = net_hdr_word(ap); - break; - case NFPROTO_IPV6: - memcpy(tuple->src.u3.ip6, ap, sizeof(tuple->src.u3.ip6)); ---- a/include/uapi/linux/icmp.h -+++ b/include/uapi/linux/icmp.h -@@ -82,7 +82,7 @@ struct icmphdr { - } frag; - __u8 reserved[4]; - } un; --}; -+} __attribute__((packed, aligned(2))); - - - /* ---- a/include/uapi/linux/in6.h -+++ b/include/uapi/linux/in6.h -@@ -43,7 +43,7 @@ struct in6_addr { - #define s6_addr16 in6_u.u6_addr16 - #define s6_addr32 in6_u.u6_addr32 - #endif --}; -+} __attribute__((packed, aligned(2))); - #endif /* __UAPI_DEF_IN6_ADDR */ - - #if __UAPI_DEF_SOCKADDR_IN6 ---- a/net/ipv6/tcp_ipv6.c -+++ b/net/ipv6/tcp_ipv6.c -@@ -39,6 +39,7 @@ - #include <linux/ipsec.h> - #include <linux/times.h> - #include <linux/slab.h> -+#include <asm/unaligned.h> - #include <linux/uaccess.h> - #include <linux/ipv6.h> - #include <linux/icmpv6.h> -@@ -836,10 +837,10 @@ static void tcp_v6_send_response(const s - topt = (__be32 *)(t1 + 1); - - if (tsecr) { -- *topt++ = htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) | -- (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP); -- *topt++ = htonl(tsval); -- *topt++ = htonl(tsecr); -+ put_unaligned_be32((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) | -+ (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP, topt++); -+ put_unaligned_be32(tsval, topt++); -+ put_unaligned_be32(tsecr, topt++); - } - - #ifdef CONFIG_TCP_MD5SIG ---- a/include/linux/ipv6.h -+++ b/include/linux/ipv6.h -@@ -6,6 +6,7 @@ - - #define ipv6_optlen(p) (((p)->hdrlen+1) << 3) - #define ipv6_authlen(p) (((p)->hdrlen+2) << 2) -+ - /* - * This structure contains configuration options per IPv6 link. - */ ---- a/net/ipv6/datagram.c -+++ b/net/ipv6/datagram.c -@@ -478,7 +478,7 @@ int ipv6_recv_error(struct sock *sk, str - ipv6_iface_scope_id(&sin->sin6_addr, - IP6CB(skb)->iif); - } else { -- ipv6_addr_set_v4mapped(*(__be32 *)(nh + serr->addr_offset), -+ ipv6_addr_set_v4mapped(net_hdr_word(nh + serr->addr_offset), - &sin->sin6_addr); - sin->sin6_scope_id = 0; - } -@@ -828,12 +828,12 @@ int ip6_datagram_send_ctl(struct net *ne - } - - if (fl6->flowlabel&IPV6_FLOWINFO_MASK) { -- if ((fl6->flowlabel^*(__be32 *)CMSG_DATA(cmsg))&~IPV6_FLOWINFO_MASK) { -+ if ((fl6->flowlabel^net_hdr_word(CMSG_DATA(cmsg)))&~IPV6_FLOWINFO_MASK) { - err = -EINVAL; - goto exit_f; - } - } -- fl6->flowlabel = IPV6_FLOWINFO_MASK & *(__be32 *)CMSG_DATA(cmsg); -+ fl6->flowlabel = IPV6_FLOWINFO_MASK & net_hdr_word(CMSG_DATA(cmsg)); - break; - - case IPV6_2292HOPOPTS: ---- a/net/ipv6/ip6_gre.c -+++ b/net/ipv6/ip6_gre.c -@@ -452,7 +452,7 @@ static void ip6gre_err(struct sk_buff *s - return; - ipv6h = (const struct ipv6hdr *)skb->data; - greh = (const struct gre_base_hdr *)(skb->data + offset); -- key = key_off ? *(__be32 *)(skb->data + key_off) : 0; -+ key = key_off ? net_hdr_word((__be32 *)(skb->data + key_off)) : 0; - - t = ip6gre_tunnel_lookup(skb->dev, &ipv6h->daddr, &ipv6h->saddr, - key, greh->protocol); ---- a/net/ipv6/exthdrs.c -+++ b/net/ipv6/exthdrs.c -@@ -756,7 +756,7 @@ static bool ipv6_hop_jumbo(struct sk_buf - goto drop; - } - -- pkt_len = ntohl(*(__be32 *)(nh + optoff + 2)); -+ pkt_len = ntohl(net_hdr_word(nh + optoff + 2)); - if (pkt_len <= IPV6_MAXPLEN) { - __IP6_INC_STATS(net, idev, IPSTATS_MIB_INHDRERRORS); - icmpv6_param_prob(skb, ICMPV6_HDR_FIELD, optoff+2); ---- a/include/linux/types.h -+++ b/include/linux/types.h -@@ -230,5 +230,11 @@ struct callback_head { - typedef void (*rcu_callback_t)(struct rcu_head *head); - typedef void (*call_rcu_func_t)(struct rcu_head *head, rcu_callback_t func); - -+struct net_hdr_word { -+ u32 words[1]; -+} __attribute__((packed, aligned(2))); -+ -+#define net_hdr_word(_p) (((struct net_hdr_word *) (_p))->words[0]) -+ - #endif /* __ASSEMBLY__ */ - #endif /* _LINUX_TYPES_H */ ---- a/net/ipv4/af_inet.c -+++ b/net/ipv4/af_inet.c -@@ -1422,8 +1422,8 @@ struct sk_buff *inet_gro_receive(struct - if (unlikely(ip_fast_csum((u8 *)iph, 5))) - goto out_unlock; - -- id = ntohl(*(__be32 *)&iph->id); -- flush = (u16)((ntohl(*(__be32 *)iph) ^ skb_gro_len(skb)) | (id & ~IP_DF)); -+ id = ntohl(net_hdr_word(&iph->id)); -+ flush = (u16)((ntohl(net_hdr_word(iph)) ^ skb_gro_len(skb)) | (id & ~IP_DF)); - id >>= 16; - - list_for_each_entry(p, head, list) { ---- a/net/ipv4/route.c -+++ b/net/ipv4/route.c -@@ -448,7 +448,7 @@ static struct neighbour *ipv4_neigh_look - else if (skb) - pkey = &ip_hdr(skb)->daddr; - -- n = __ipv4_neigh_lookup(dev, *(__force u32 *)pkey); -+ n = __ipv4_neigh_lookup(dev, net_hdr_word(pkey)); - if (n) - return n; - return neigh_create(&arp_tbl, pkey, dev); ---- a/net/ipv4/tcp_output.c -+++ b/net/ipv4/tcp_output.c -@@ -461,48 +461,53 @@ static void tcp_options_write(__be32 *pt - u16 options = opts->options; /* mungable copy */ - - if (unlikely(OPTION_MD5 & options)) { -- *ptr++ = htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) | -- (TCPOPT_MD5SIG << 8) | TCPOLEN_MD5SIG); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) | -+ (TCPOPT_MD5SIG << 8) | TCPOLEN_MD5SIG); - /* overload cookie hash location */ - opts->hash_location = (__u8 *)ptr; - ptr += 4; - } - - if (unlikely(opts->mss)) { -- *ptr++ = htonl((TCPOPT_MSS << 24) | -- (TCPOLEN_MSS << 16) | -- opts->mss); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_MSS << 24) | (TCPOLEN_MSS << 16) | -+ opts->mss); - } - - if (likely(OPTION_TS & options)) { - if (unlikely(OPTION_SACK_ADVERTISE & options)) { -- *ptr++ = htonl((TCPOPT_SACK_PERM << 24) | -- (TCPOLEN_SACK_PERM << 16) | -- (TCPOPT_TIMESTAMP << 8) | -- TCPOLEN_TIMESTAMP); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_SACK_PERM << 24) | -+ (TCPOLEN_SACK_PERM << 16) | -+ (TCPOPT_TIMESTAMP << 8) | -+ TCPOLEN_TIMESTAMP); - options &= ~OPTION_SACK_ADVERTISE; - } else { -- *ptr++ = htonl((TCPOPT_NOP << 24) | -- (TCPOPT_NOP << 16) | -- (TCPOPT_TIMESTAMP << 8) | -- TCPOLEN_TIMESTAMP); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_NOP << 24) | -+ (TCPOPT_NOP << 16) | -+ (TCPOPT_TIMESTAMP << 8) | -+ TCPOLEN_TIMESTAMP); - } -- *ptr++ = htonl(opts->tsval); -- *ptr++ = htonl(opts->tsecr); -+ net_hdr_word(ptr++) = htonl(opts->tsval); -+ net_hdr_word(ptr++) = htonl(opts->tsecr); - } - - if (unlikely(OPTION_SACK_ADVERTISE & options)) { -- *ptr++ = htonl((TCPOPT_NOP << 24) | -- (TCPOPT_NOP << 16) | -- (TCPOPT_SACK_PERM << 8) | -- TCPOLEN_SACK_PERM); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_NOP << 24) | -+ (TCPOPT_NOP << 16) | -+ (TCPOPT_SACK_PERM << 8) | -+ TCPOLEN_SACK_PERM); - } - - if (unlikely(OPTION_WSCALE & options)) { -- *ptr++ = htonl((TCPOPT_NOP << 24) | -- (TCPOPT_WINDOW << 16) | -- (TCPOLEN_WINDOW << 8) | -- opts->ws); -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_NOP << 24) | -+ (TCPOPT_WINDOW << 16) | -+ (TCPOLEN_WINDOW << 8) | -+ opts->ws); - } - - if (unlikely(opts->num_sack_blocks)) { -@@ -510,16 +515,17 @@ static void tcp_options_write(__be32 *pt - tp->duplicate_sack : tp->selective_acks; - int this_sack; - -- *ptr++ = htonl((TCPOPT_NOP << 24) | -- (TCPOPT_NOP << 16) | -- (TCPOPT_SACK << 8) | -- (TCPOLEN_SACK_BASE + (opts->num_sack_blocks * -+ net_hdr_word(ptr++) = -+ htonl((TCPOPT_NOP << 24) | -+ (TCPOPT_NOP << 16) | -+ (TCPOPT_SACK << 8) | -+ (TCPOLEN_SACK_BASE + (opts->num_sack_blocks * - TCPOLEN_SACK_PERBLOCK))); - - for (this_sack = 0; this_sack < opts->num_sack_blocks; - ++this_sack) { -- *ptr++ = htonl(sp[this_sack].start_seq); -- *ptr++ = htonl(sp[this_sack].end_seq); -+ net_hdr_word(ptr++) = htonl(sp[this_sack].start_seq); -+ net_hdr_word(ptr++) = htonl(sp[this_sack].end_seq); - } - - tp->rx_opt.dsack = 0; -@@ -532,13 +538,14 @@ static void tcp_options_write(__be32 *pt - - if (foc->exp) { - len = TCPOLEN_EXP_FASTOPEN_BASE + foc->len; -- *ptr = htonl((TCPOPT_EXP << 24) | (len << 16) | -+ net_hdr_word(ptr) = -+ htonl((TCPOPT_EXP << 24) | (len << 16) | - TCPOPT_FASTOPEN_MAGIC); - p += TCPOLEN_EXP_FASTOPEN_BASE; - } else { - len = TCPOLEN_FASTOPEN_BASE + foc->len; -- *p++ = TCPOPT_FASTOPEN; -- *p++ = len; -+ net_hdr_word(p++) = TCPOPT_FASTOPEN; -+ net_hdr_word(p++) = len; - } - - memcpy(p, foc->val, foc->len); ---- a/include/uapi/linux/igmp.h -+++ b/include/uapi/linux/igmp.h -@@ -33,7 +33,7 @@ struct igmphdr { - __u8 code; /* For newer IGMP */ - __sum16 csum; - __be32 group; --}; -+} __attribute__((packed, aligned(2))); - - /* V3 group record types [grec_type] */ - #define IGMPV3_MODE_IS_INCLUDE 1 -@@ -49,7 +49,7 @@ struct igmpv3_grec { - __be16 grec_nsrcs; - __be32 grec_mca; - __be32 grec_src[0]; --}; -+} __attribute__((packed, aligned(2))); - - struct igmpv3_report { - __u8 type; -@@ -58,7 +58,7 @@ struct igmpv3_report { - __be16 resv2; - __be16 ngrec; - struct igmpv3_grec grec[0]; --}; -+} __attribute__((packed, aligned(2))); - - struct igmpv3_query { - __u8 type; -@@ -79,7 +79,7 @@ struct igmpv3_query { - __u8 qqic; - __be16 nsrcs; - __be32 srcs[0]; --}; -+} __attribute__((packed, aligned(2))); - - #define IGMP_HOST_MEMBERSHIP_QUERY 0x11 /* From RFC1112 */ - #define IGMP_HOST_MEMBERSHIP_REPORT 0x12 /* Ditto */ ---- a/net/core/flow_dissector.c -+++ b/net/core/flow_dissector.c -@@ -111,7 +111,7 @@ __be32 __skb_flow_get_ports(const struct - ports = __skb_header_pointer(skb, thoff + poff, - sizeof(_ports), data, hlen, &_ports); - if (ports) -- return *ports; -+ return (__be32)net_hdr_word(ports); - } - - return 0; ---- a/include/uapi/linux/icmpv6.h -+++ b/include/uapi/linux/icmpv6.h -@@ -77,7 +77,7 @@ struct icmp6hdr { - #define icmp6_addrconf_other icmp6_dataun.u_nd_ra.other - #define icmp6_rt_lifetime icmp6_dataun.u_nd_ra.rt_lifetime - #define icmp6_router_pref icmp6_dataun.u_nd_ra.router_pref --}; -+} __attribute__((packed, aligned(2))); - - - #define ICMPV6_ROUTER_PREF_LOW 0x3 ---- a/include/net/ndisc.h -+++ b/include/net/ndisc.h -@@ -89,7 +89,7 @@ struct ra_msg { - struct icmp6hdr icmph; - __be32 reachable_time; - __be32 retrans_timer; --}; -+} __attribute__((packed, aligned(2))); - - struct rd_msg { - struct icmp6hdr icmph; -@@ -368,10 +368,10 @@ static inline u32 ndisc_hashfn(const voi - { - const u32 *p32 = pkey; - -- return (((p32[0] ^ hash32_ptr(dev)) * hash_rnd[0]) + -- (p32[1] * hash_rnd[1]) + -- (p32[2] * hash_rnd[2]) + -- (p32[3] * hash_rnd[3])); -+ return (((net_hdr_word(&p32[0]) ^ hash32_ptr(dev)) * hash_rnd[0]) + -+ (net_hdr_word(&p32[1]) * hash_rnd[1]) + -+ (net_hdr_word(&p32[2]) * hash_rnd[2]) + -+ (net_hdr_word(&p32[3]) * hash_rnd[3])); - } - - static inline struct neighbour *__ipv6_neigh_lookup_noref(struct net_device *dev, const void *pkey) ---- a/net/sched/cls_u32.c -+++ b/net/sched/cls_u32.c -@@ -165,7 +165,7 @@ next_knode: - data = skb_header_pointer(skb, toff, 4, &hdata); - if (!data) - goto out; -- if ((*data ^ key->val) & key->mask) { -+ if ((net_hdr_word(data) ^ key->val) & key->mask) { - n = rcu_dereference_bh(n->next); - goto next_knode; - } -@@ -218,8 +218,8 @@ check_terminal: - &hdata); - if (!data) - goto out; -- sel = ht->divisor & u32_hash_fold(*data, &n->sel, -- n->fshift); -+ sel = ht->divisor & u32_hash_fold(net_hdr_word(data), -+ &n->sel, n->fshift); - } - if (!(n->sel.flags & (TC_U32_VAROFFSET | TC_U32_OFFSET | TC_U32_EAT))) - goto next_ht; ---- a/net/ipv6/ip6_offload.c -+++ b/net/ipv6/ip6_offload.c -@@ -223,7 +223,7 @@ static struct sk_buff *ipv6_gro_receive( - continue; - - iph2 = (struct ipv6hdr *)(p->data + off); -- first_word = *(__be32 *)iph ^ *(__be32 *)iph2; -+ first_word = net_hdr_word(iph) ^ net_hdr_word(iph2); - - /* All fields must match except length and Traffic Class. - * XXX skbs on the gro_list have all been parsed and pulled ---- a/include/net/addrconf.h -+++ b/include/net/addrconf.h -@@ -47,7 +47,7 @@ struct prefix_info { - __be32 reserved2; - - struct in6_addr prefix; --}; -+} __attribute__((packed, aligned(2))); - - #include <linux/netdevice.h> - #include <net/if_inet6.h> ---- a/include/net/inet_ecn.h -+++ b/include/net/inet_ecn.h -@@ -125,9 +125,9 @@ static inline int IP6_ECN_set_ce(struct - if (INET_ECN_is_not_ect(ipv6_get_dsfield(iph))) - return 0; - -- from = *(__be32 *)iph; -+ from = net_hdr_word(iph); - to = from | htonl(INET_ECN_CE << 20); -- *(__be32 *)iph = to; -+ net_hdr_word(iph) = to; - if (skb->ip_summed == CHECKSUM_COMPLETE) - skb->csum = csum_add(csum_sub(skb->csum, (__force __wsum)from), - (__force __wsum)to); ---- a/include/net/ipv6.h -+++ b/include/net/ipv6.h -@@ -149,7 +149,7 @@ struct frag_hdr { - __u8 reserved; - __be16 frag_off; - __be32 identification; --}; -+} __attribute__((packed, aligned(2))); - - #define IP6_MF 0x0001 - #define IP6_OFFSET 0xFFF8 -@@ -499,8 +499,8 @@ static inline void __ipv6_addr_set_half( - } - #endif - #endif -- addr[0] = wh; -- addr[1] = wl; -+ net_hdr_word(&addr[0]) = wh; -+ net_hdr_word(&addr[1]) = wl; - } - - static inline void ipv6_addr_set(struct in6_addr *addr, -@@ -559,6 +559,8 @@ static inline bool ipv6_prefix_equal(con - const __be32 *a1 = addr1->s6_addr32; - const __be32 *a2 = addr2->s6_addr32; - unsigned int pdw, pbi; -+ /* Used for last <32-bit fraction of prefix */ -+ u32 pbia1, pbia2; - - /* check complete u32 in prefix */ - pdw = prefixlen >> 5; -@@ -567,7 +569,9 @@ static inline bool ipv6_prefix_equal(con - - /* check incomplete u32 in prefix */ - pbi = prefixlen & 0x1f; -- if (pbi && ((a1[pdw] ^ a2[pdw]) & htonl((0xffffffff) << (32 - pbi)))) -+ pbia1 = net_hdr_word(&a1[pdw]); -+ pbia2 = net_hdr_word(&a2[pdw]); -+ if (pbi && ((pbia1 ^ pbia2) & htonl((0xffffffff) << (32 - pbi)))) - return false; - - return true; -@@ -683,13 +687,13 @@ static inline void ipv6_addr_set_v4mappe - */ - static inline int __ipv6_addr_diff32(const void *token1, const void *token2, int addrlen) - { -- const __be32 *a1 = token1, *a2 = token2; -+ const struct in6_addr *a1 = token1, *a2 = token2; - int i; - - addrlen >>= 2; - - for (i = 0; i < addrlen; i++) { -- __be32 xb = a1[i] ^ a2[i]; -+ __be32 xb = a1->s6_addr32[i] ^ a2->s6_addr32[i]; - if (xb) - return i * 32 + 31 - __fls(ntohl(xb)); - } -@@ -876,17 +880,18 @@ static inline int ip6_multipath_hash_pol - static inline void ip6_flow_hdr(struct ipv6hdr *hdr, unsigned int tclass, - __be32 flowlabel) - { -- *(__be32 *)hdr = htonl(0x60000000 | (tclass << 20)) | flowlabel; -+ net_hdr_word((__be32 *)hdr) = -+ htonl(0x60000000 | (tclass << 20)) | flowlabel; - } - - static inline __be32 ip6_flowinfo(const struct ipv6hdr *hdr) - { -- return *(__be32 *)hdr & IPV6_FLOWINFO_MASK; -+ return net_hdr_word((__be32 *)hdr) & IPV6_FLOWINFO_MASK; - } - - static inline __be32 ip6_flowlabel(const struct ipv6hdr *hdr) - { -- return *(__be32 *)hdr & IPV6_FLOWLABEL_MASK; -+ return net_hdr_word((__be32 *)hdr) & IPV6_FLOWLABEL_MASK; - } - - static inline u8 ip6_tclass(__be32 flowinfo) ---- a/include/net/secure_seq.h -+++ b/include/net/secure_seq.h -@@ -3,6 +3,7 @@ - #define _NET_SECURE_SEQ - - #include <linux/types.h> -+#include <linux/in6.h> - - u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport); - u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr, ---- a/include/uapi/linux/in.h -+++ b/include/uapi/linux/in.h -@@ -84,7 +84,7 @@ enum { - /* Internet address. */ - struct in_addr { - __be32 s_addr; --}; -+} __attribute__((packed, aligned(2))); - #endif - - #define IP_TOS 1 ---- a/net/ipv6/ip6_fib.c -+++ b/net/ipv6/ip6_fib.c -@@ -142,7 +142,7 @@ static __be32 addr_bit_set(const void *t - * See include/asm-generic/bitops/le.h. - */ - return (__force __be32)(1 << ((~fn_bit ^ BITOP_BE32_SWIZZLE) & 0x1f)) & -- addr[fn_bit >> 5]; -+ net_hdr_word(&addr[fn_bit >> 5]); - } - - struct fib6_info *fib6_info_alloc(gfp_t gfp_flags) ---- a/net/netfilter/nf_conntrack_proto_tcp.c -+++ b/net/netfilter/nf_conntrack_proto_tcp.c -@@ -423,7 +423,7 @@ static void tcp_sack(const struct sk_buf - - /* Fast path for timestamp-only option */ - if (length == TCPOLEN_TSTAMP_ALIGNED -- && *(__be32 *)ptr == htonl((TCPOPT_NOP << 24) -+ && net_hdr_word(ptr) == htonl((TCPOPT_NOP << 24) - | (TCPOPT_NOP << 16) - | (TCPOPT_TIMESTAMP << 8) - | TCPOLEN_TIMESTAMP)) ---- a/net/xfrm/xfrm_input.c -+++ b/net/xfrm/xfrm_input.c -@@ -194,8 +194,8 @@ int xfrm_parse_spi(struct sk_buff *skb, - if (!pskb_may_pull(skb, hlen)) - return -EINVAL; - -- *spi = *(__be32 *)(skb_transport_header(skb) + offset); -- *seq = *(__be32 *)(skb_transport_header(skb) + offset_seq); -+ *spi = net_hdr_word(skb_transport_header(skb) + offset); -+ *seq = net_hdr_word(skb_transport_header(skb) + offset_seq); - return 0; - } - EXPORT_SYMBOL(xfrm_parse_spi); ---- a/net/ipv4/tcp_input.c -+++ b/net/ipv4/tcp_input.c -@@ -3898,14 +3898,16 @@ static bool tcp_parse_aligned_timestamp( - { - const __be32 *ptr = (const __be32 *)(th + 1); - -- if (*ptr == htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) -- | (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP)) { -+ if (net_hdr_word(ptr) == -+ htonl((TCPOPT_NOP << 24) | (TCPOPT_NOP << 16) | -+ (TCPOPT_TIMESTAMP << 8) | TCPOLEN_TIMESTAMP)) { - tp->rx_opt.saw_tstamp = 1; - ++ptr; -- tp->rx_opt.rcv_tsval = ntohl(*ptr); -+ tp->rx_opt.rcv_tsval = get_unaligned_be32(ptr); - ++ptr; -- if (*ptr) -- tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset; -+ if (net_hdr_word(ptr)) -+ tp->rx_opt.rcv_tsecr = get_unaligned_be32(ptr) - -+ tp->tsoffset; - else - tp->rx_opt.rcv_tsecr = 0; - return true; ---- a/include/uapi/linux/if_pppox.h -+++ b/include/uapi/linux/if_pppox.h -@@ -51,6 +51,7 @@ struct pppoe_addr { - */ - struct pptp_addr { - __u16 call_id; -+ __u16 pad; - struct in_addr sin_addr; - }; - ---- a/net/ipv6/netfilter/nf_log_ipv6.c -+++ b/net/ipv6/netfilter/nf_log_ipv6.c -@@ -66,9 +66,9 @@ static void dump_ipv6_packet(struct net - /* Max length: 44 "LEN=65535 TC=255 HOPLIMIT=255 FLOWLBL=FFFFF " */ - nf_log_buf_add(m, "LEN=%zu TC=%u HOPLIMIT=%u FLOWLBL=%u ", - ntohs(ih->payload_len) + sizeof(struct ipv6hdr), -- (ntohl(*(__be32 *)ih) & 0x0ff00000) >> 20, -+ (ntohl(net_hdr_word(ih)) & 0x0ff00000) >> 20, - ih->hop_limit, -- (ntohl(*(__be32 *)ih) & 0x000fffff)); -+ (ntohl(net_hdr_word(ih)) & 0x000fffff)); - - fragment = 0; - ptr = ip6hoff + sizeof(struct ipv6hdr); ---- a/include/net/neighbour.h -+++ b/include/net/neighbour.h -@@ -266,8 +266,10 @@ static inline bool neigh_key_eq128(const - const u32 *n32 = (const u32 *)n->primary_key; - const u32 *p32 = pkey; - -- return ((n32[0] ^ p32[0]) | (n32[1] ^ p32[1]) | -- (n32[2] ^ p32[2]) | (n32[3] ^ p32[3])) == 0; -+ return ((n32[0] ^ net_hdr_word(&p32[0])) | -+ (n32[1] ^ net_hdr_word(&p32[1])) | -+ (n32[2] ^ net_hdr_word(&p32[2])) | -+ (n32[3] ^ net_hdr_word(&p32[3]))) == 0; - } - - static inline struct neighbour *___neigh_lookup_noref( ---- a/include/uapi/linux/netfilter_arp/arp_tables.h -+++ b/include/uapi/linux/netfilter_arp/arp_tables.h -@@ -70,7 +70,7 @@ struct arpt_arp { - __u8 flags; - /* Inverse flags */ - __u16 invflags; --}; -+} __attribute__((aligned(4))); - - /* Values for "flag" field in struct arpt_ip (general arp structure). - * No flags defined yet. ---- a/net/core/utils.c -+++ b/net/core/utils.c -@@ -447,8 +447,14 @@ void inet_proto_csum_replace16(__sum16 * - bool pseudohdr) - { - __be32 diff[] = { -- ~from[0], ~from[1], ~from[2], ~from[3], -- to[0], to[1], to[2], to[3], -+ ~net_hdr_word(&from[0]), -+ ~net_hdr_word(&from[1]), -+ ~net_hdr_word(&from[2]), -+ ~net_hdr_word(&from[3]), -+ net_hdr_word(&to[0]), -+ net_hdr_word(&to[1]), -+ net_hdr_word(&to[2]), -+ net_hdr_word(&to[3]), - }; - if (skb->ip_summed != CHECKSUM_PARTIAL) { - *sum = csum_fold(csum_partial(diff, sizeof(diff), ---- a/include/linux/etherdevice.h -+++ b/include/linux/etherdevice.h -@@ -480,7 +480,7 @@ static inline bool is_etherdev_addr(cons - * @b: Pointer to Ethernet header - * - * Compare two Ethernet headers, returns 0 if equal. -- * This assumes that the network header (i.e., IP header) is 4-byte -+ * This assumes that the network header (i.e., IP header) is 2-byte - * aligned OR the platform can handle unaligned access. This is the - * case for all packets coming into netif_receive_skb or similar - * entry points. -@@ -503,11 +503,12 @@ static inline unsigned long compare_ethe - fold |= *(unsigned long *)(a + 6) ^ *(unsigned long *)(b + 6); - return fold; - #else -- u32 *a32 = (u32 *)((u8 *)a + 2); -- u32 *b32 = (u32 *)((u8 *)b + 2); -+ const u16 *a16 = a; -+ const u16 *b16 = b; - -- return (*(u16 *)a ^ *(u16 *)b) | (a32[0] ^ b32[0]) | -- (a32[1] ^ b32[1]) | (a32[2] ^ b32[2]); -+ return (a16[0] ^ b16[0]) | (a16[1] ^ b16[1]) | (a16[2] ^ b16[2]) | -+ (a16[3] ^ b16[3]) | (a16[4] ^ b16[4]) | (a16[5] ^ b16[5]) | -+ (a16[6] ^ b16[6]); - #endif - } - ---- a/net/ipv4/tcp_offload.c -+++ b/net/ipv4/tcp_offload.c -@@ -226,7 +226,7 @@ struct sk_buff *tcp_gro_receive(struct l - - th2 = tcp_hdr(p); - -- if (*(u32 *)&th->source ^ *(u32 *)&th2->source) { -+ if (net_hdr_word(&th->source) ^ net_hdr_word(&th2->source)) { - NAPI_GRO_CB(p)->same_flow = 0; - continue; - } -@@ -244,8 +244,8 @@ found: - ~(TCP_FLAG_CWR | TCP_FLAG_FIN | TCP_FLAG_PSH)); - flush |= (__force int)(th->ack_seq ^ th2->ack_seq); - for (i = sizeof(*th); i < thlen; i += 4) -- flush |= *(u32 *)((u8 *)th + i) ^ -- *(u32 *)((u8 *)th2 + i); -+ flush |= net_hdr_word((u8 *)th + i) ^ -+ net_hdr_word((u8 *)th2 + i); - - /* When we receive our second frame we can made a decision on if we - * continue this flow as an atomic flow with a fixed ID or if we use ---- a/net/ipv6/netfilter/ip6table_mangle.c -+++ b/net/ipv6/netfilter/ip6table_mangle.c -@@ -50,7 +50,7 @@ ip6t_mangle_out(struct sk_buff *skb, con - hop_limit = ipv6_hdr(skb)->hop_limit; - - /* flowlabel and prio (includes version, which shouldn't change either */ -- flowlabel = *((u_int32_t *)ipv6_hdr(skb)); -+ flowlabel = net_hdr_word(ipv6_hdr(skb)); - - ret = ip6t_do_table(skb, state, state->net->ipv6.ip6table_mangle); - -@@ -59,7 +59,7 @@ ip6t_mangle_out(struct sk_buff *skb, con - !ipv6_addr_equal(&ipv6_hdr(skb)->daddr, &daddr) || - skb->mark != mark || - ipv6_hdr(skb)->hop_limit != hop_limit || -- flowlabel != *((u_int32_t *)ipv6_hdr(skb)))) { -+ flowlabel != net_hdr_word(ipv6_hdr(skb)))) { - err = ip6_route_me_harder(state->net, skb); - if (err < 0) - ret = NF_DROP_ERR(err); |