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-rw-r--r--net/ipv6/reassembly.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 3c6a77290c6e..196ab9347ad1 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -26,6 +26,9 @@
* YOSHIFUJI,H. @USAGI Always remove fragment header to
* calculate ICV correctly.
*/
+
+#define pr_fmt(fmt) "IPv6: " fmt
+
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/string.h>
@@ -185,9 +188,10 @@ fq_find(struct net *net, __be32 id, const struct in6_addr *src, const struct in6
hash = inet6_hash_frag(id, src, dst, ip6_frags.rnd);
q = inet_frag_find(&net->ipv6.frags, &ip6_frags, &arg, hash);
- if (q == NULL)
+ if (IS_ERR_OR_NULL(q)) {
+ inet_frag_maybe_warn_overflow(q, pr_fmt());
return NULL;
-
+ }
return container_of(q, struct frag_queue, q);
}