tcp: Dereference null return value, CWE-476

Not an issue with a sane kernel behaviour. Reported by Coverity. Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
2022-04-05 12:37:54 +02:00
parent ceddcac74a
commit 71a00f1449
1 changed files with 1 additions and 1 deletions
--- a/tcp.c
+++ b/tcp.c
@@ -2729,7 +2729,7 @@ int tcp_tap_handler(struct ctx *c, int af, const void *addr,

 	/* New connection from tap */
 	if (!conn) {
-		if (th->syn && !th->ack)
+		if (opts && th->syn && !th->ack)
 			tcp_conn_from_tap(c, af, addr, th, opts, optlen, now);
 		return 1;
 	}