gnrc_sock_ip: fix NULL pointer dereference

RIOT-OS · Sep 7, 2020 · b187917 · b187917
1 parent a6449af
commit b187917
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sys/net/gnrc/sock/ip/gnrc_sock_ip.c b/sys/net/gnrc/sock/ip/gnrc_sock_ip.c
@@ -194,7 +194,7 @@ ssize_t sock_ip_send(sock_ip_t *sock, const void *data, size_t len,
         gnrc_ep_set(&rem, remote, sizeof(rem));
     }
     if ((remote != NULL) && (remote->family == AF_UNSPEC) &&
-        (sock->remote.family != AF_UNSPEC)) {
+        (sock != NULL) && (sock->remote.family != AF_UNSPEC)) {
         /* remote was set on create so take its family */
         rem.family = sock->remote.family;
     }