1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/netfilter/ip_conntrack_sip.c b/net/ipv4/netfilter/ip_conntrack_sip.c
index 571d27e20910..11c588a10e6b 100644
--- a/net/ipv4/netfilter/ip_conntrack_sip.c
+++ b/net/ipv4/netfilter/ip_conntrack_sip.c
@@ -292,7 +292,7 @@ static int skp_epaddr_len(const char *dptr, const char *limit, int *shift)
                 dptr++;
         }
 
-        if (*dptr == '@') {
+        if (dptr <= limit && *dptr == '@') {
                 dptr++;
                 (*shift)++;
         } else