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-rw-r--r--net/core/sock.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index b4f3ea2fce60..15e0c67b1069 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1718,6 +1718,8 @@ EXPORT_SYMBOL(sock_kmalloc);
*/
void sock_kfree_s(struct sock *sk, void *mem, int size)
{
+ if (WARN_ON_ONCE(!mem))
+ return;
kfree(mem);
atomic_sub(size, &sk->sk_omem_alloc);
}