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authorDavid S. Miller <davem@davemloft.net>2018-10-28 10:35:12 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-04 14:50:53 +0100
commit89e5f2d9219dbd522e6d60e7639f09fa1ccda1cd (patch)
tree5c8accedf7034fbf5668533ce96780defd1ddc98 /net/core
parent54d6a82d05dcc29b212d785dea917a9d2268cb58 (diff)
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net: Properly unlink GRO packets on overflow.
[ Upstream commti ece23711dd956cd5053c9cb03e9fe0668f9c8894 ] Just like with normal GRO processing, we have to initialize skb->next to NULL when we unlink overflow packets from the GRO hash lists. Fixes: d4546c2509b1 ("net: Convert GRO SKB handling to list_head.") Reported-by: Oleksandr Natalenko <oleksandr@natalenko.name> Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 93243479085f..e16ba3625400 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5431,6 +5431,7 @@ static void gro_flush_oldest(struct list_head *head)
* SKB to the chain.
*/
list_del(&oldest->list);
+ oldest->next = NULL;
napi_gro_complete(oldest);
}