From 361e70a4855e69d2e5d41f85ba3896eaa37bcfa6 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 25 May 2014 17:42:09 +0000 Subject: busybox: update to 1.22.1 Signed-off-by: Felix Fietkau git-svn-id: svn://svn.openwrt.org/openwrt/trunk@40852 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../busybox/patches/950-partial-checksum.patch | 86 ---------------------- 1 file changed, 86 deletions(-) delete mode 100644 package/utils/busybox/patches/950-partial-checksum.patch (limited to 'package/utils/busybox/patches/950-partial-checksum.patch') diff --git a/package/utils/busybox/patches/950-partial-checksum.patch b/package/utils/busybox/patches/950-partial-checksum.patch deleted file mode 100644 index 6e8a69e9a6..0000000000 --- a/package/utils/busybox/patches/950-partial-checksum.patch +++ /dev/null @@ -1,86 +0,0 @@ ---- a/networking/udhcp/dhcpc.c -+++ b/networking/udhcp/dhcpc.c -@@ -26,8 +26,8 @@ - #include "dhcpc.h" - - #include --#include - #include -+#include - - /* struct client_config_t client_config is in bb_common_bufsiz1 */ - -@@ -846,17 +846,41 @@ static int send_release(uint32_t server, - static NOINLINE int udhcp_recv_raw_packet(struct dhcp_packet *dhcp_pkt, int fd) - { - int bytes; -+ int nocsum = 0; - struct ip_udp_dhcp_packet packet; - uint16_t check; -+ unsigned char cmsgbuf[CMSG_LEN(sizeof(struct tpacket_auxdata))]; -+ struct iovec iov = { -+ .iov_base = &packet, -+ .iov_len = sizeof(packet), -+ }; -+ struct msghdr msg = { -+ .msg_iov = &iov, -+ .msg_iovlen = 1, -+ .msg_control = cmsgbuf, -+ .msg_controllen = sizeof(cmsgbuf), -+ }; -+ struct cmsghdr *cmsg; - - memset(&packet, 0, sizeof(packet)); -- bytes = safe_read(fd, &packet, sizeof(packet)); -+ do { -+ bytes = recvmsg(fd, &msg, 0); -+ } while (bytes < 0 && errno == EINTR); -+ - if (bytes < 0) { - log1("Packet read error, ignoring"); - /* NB: possible down interface, etc. Caller should pause. */ - return bytes; /* returns -1 */ - } - -+ for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg)) { -+ if (cmsg->cmsg_level == SOL_PACKET && -+ cmsg->cmsg_type == PACKET_AUXDATA) { -+ struct tpacket_auxdata *aux = (void *)CMSG_DATA(cmsg); -+ nocsum = aux->tp_status & TP_STATUS_CSUMNOTREADY; -+ } -+ } -+ - if (bytes < (int) (sizeof(packet.ip) + sizeof(packet.udp))) { - log1("Packet is too short, ignoring"); - return -2; -@@ -896,7 +920,7 @@ static NOINLINE int udhcp_recv_raw_packe - packet.ip.tot_len = packet.udp.len; /* yes, this is needed */ - check = packet.udp.check; - packet.udp.check = 0; -- if (check && check != udhcp_checksum(&packet, bytes)) { -+ if (!nocsum && check && check != udhcp_checksum(&packet, bytes)) { - log1("Packet with bad UDP checksum received, ignoring"); - return -2; - } -@@ -942,6 +966,7 @@ static int udhcp_raw_socket(int ifindex) - { - int fd; - struct sockaddr_ll sock; -+ int val; - - /* - * Comment: -@@ -1008,6 +1033,13 @@ static int udhcp_raw_socket(int ifindex) - log1("Attached filter to raw socket fd %d", fd); // log? - } - -+ val = 1; -+ if (setsockopt(fd, SOL_PACKET, PACKET_AUXDATA, &val, -+ sizeof(val)) < 0) { -+ if (errno != ENOPROTOOPT) -+ log1("Failed to set auxiliary packet data for socket fd %d", fd); -+ } -+ - log1("Created raw socket"); - - return fd; -- cgit v1.2.3