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Diffstat (limited to 'net/ipv4/ping.c')
-rw-r--r--net/ipv4/ping.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index a989aba861e0..72e1e831589a 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -660,7 +660,7 @@ int ping_common_sendmsg(int family, struct msghdr *msg, size_t len,
void *user_icmph, size_t icmph_len) {
u8 type, code;
- if (len > 0xFFFF)
+ if (len > 0xFFFF || len < icmph_len)
return -EMSGSIZE;
/* Must have at least a full ICMP header. */