aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/generic/patches-3.13/653-disable_netlink_trim.patch
diff options
context:
space:
mode:
authorImre Kaloz <kaloz@openwrt.org>2014-01-20 13:56:24 +0000
committerImre Kaloz <kaloz@openwrt.org>2014-01-20 13:56:24 +0000
commit11d25cc460a75454a9aa8d3a7c70abb5abcf8d2c (patch)
treeec4fe2ab7f765c6d86d6b321349f296dbc9afb9b /target/linux/generic/patches-3.13/653-disable_netlink_trim.patch
parent54d11602cc5a312834e38e09158ac55cc3429a86 (diff)
downloadupstream-11d25cc460a75454a9aa8d3a7c70abb5abcf8d2c.tar.gz
upstream-11d25cc460a75454a9aa8d3a7c70abb5abcf8d2c.tar.bz2
upstream-11d25cc460a75454a9aa8d3a7c70abb5abcf8d2c.zip
[generic]: add initial 3.13 support
Signed-off-by: Imre Kaloz <kaloz@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39348 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.13/653-disable_netlink_trim.patch')
-rw-r--r--target/linux/generic/patches-3.13/653-disable_netlink_trim.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.13/653-disable_netlink_trim.patch b/target/linux/generic/patches-3.13/653-disable_netlink_trim.patch
new file mode 100644
index 0000000000..1bc8fb875e
--- /dev/null
+++ b/target/linux/generic/patches-3.13/653-disable_netlink_trim.patch
@@ -0,0 +1,30 @@
+--- a/net/netlink/af_netlink.c
++++ b/net/netlink/af_netlink.c
+@@ -1665,27 +1665,7 @@ void netlink_detachskb(struct sock *sk,
+
+ static struct sk_buff *netlink_trim(struct sk_buff *skb, gfp_t allocation)
+ {
+- int delta;
+-
+ WARN_ON(skb->sk != NULL);
+- if (netlink_skb_is_mmaped(skb))
+- return skb;
+-
+- delta = skb->end - skb->tail;
+- if (is_vmalloc_addr(skb->head) || delta * 2 < skb->truesize)
+- return skb;
+-
+- if (skb_shared(skb)) {
+- struct sk_buff *nskb = skb_clone(skb, allocation);
+- if (!nskb)
+- return skb;
+- consume_skb(skb);
+- skb = nskb;
+- }
+-
+- if (!pskb_expand_head(skb, 0, -delta, allocation))
+- skb->truesize -= delta;
+-
+ return skb;
+ }
+