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authorSteffen Klassert <steffen.klassert@secunet.com>2017-01-30 06:45:38 +0100
committerSteffen Klassert <steffen.klassert@secunet.com>2017-01-30 06:45:38 +0100
commitf991bb9da142ba79b54ed0757f22e756f45e2c5a (patch)
tree0c1e5ec4de598c841b8fae187c4b1b783c1ceb02 /net/core
parenteb758c8864d49f5786432ce38fd8a72bdbbd10cf (diff)
downloadlinux-f991bb9da142ba79b54ed0757f22e756f45e2c5a.tar.bz2
net: Drop secpath on free after gro merge.
With a followup patch, a gro merged skb can have a secpath. So drop it before freeing or reusing the skb. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 56818f7eab2b..ef3a969477bf 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4623,6 +4623,7 @@ static gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb)
case GRO_MERGED_FREE:
if (NAPI_GRO_CB(skb)->free == NAPI_GRO_FREE_STOLEN_HEAD) {
skb_dst_drop(skb);
+ secpath_reset(skb);
kmem_cache_free(skbuff_head_cache, skb);
} else {
__kfree_skb(skb);
@@ -4663,6 +4664,7 @@ static void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
skb->encapsulation = 0;
skb_shinfo(skb)->gso_type = 0;
skb->truesize = SKB_TRUESIZE(skb_end_offset(skb));
+ secpath_reset(skb);
napi->skb = skb;
}