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Diffstat (limited to 'net/phonet/pep.c')
-rw-r--r--net/phonet/pep.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index 2ba6e9fb4cbc..007546ddca01 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -1046,6 +1046,9 @@ static int pep_sendmsg(struct kiocb *iocb, struct sock *sk,
int flags = msg->msg_flags;
int err, done;
+ if (len > USHRT_MAX)
+ return -EMSGSIZE;
+
if ((msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_NOSIGNAL|
MSG_CMSG_COMPAT)) ||
!(msg->msg_flags & MSG_EOR))