[sctp] revalidate fd to make coverity scan happy

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
kronosnet · Aug 21, 2019 · 5dd7bbf · 5dd7bbf
1 parent cc630fe
commit 5dd7bbf
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/libknet/transport_sctp.c b/libknet/transport_sctp.c
@@ -611,6 +611,13 @@ static void _handle_connected_sctp_errors(knet_handle_t knet_h)
 		return;
 	}
 
+	/*
+	 * revalidate sockfd
+	 */
+	if ((sockfd < 0) || (sockfd >= KNET_MAX_FDS)) {
+		return;
+	}
+
 	log_debug(knet_h, KNET_SUB_TRANSP_SCTP, "Processing connected error on socket: %d", sockfd);
 
 	info = knet_h->knet_transport_fd_tracker[sockfd].data;
@@ -839,6 +846,13 @@ static void _handle_listen_sctp_errors(knet_handle_t knet_h)
 		return;
 	}
 
+	/*
+	 * revalidate sockfd
+	 */
+	if ((sockfd < 0) || (sockfd >= KNET_MAX_FDS)) {
+		return;
+	}
+
 	log_debug(knet_h, KNET_SUB_TRANSP_SCTP, "Processing listen error on socket: %d", sockfd);
 
 	accept_info = knet_h->knet_transport_fd_tracker[sockfd].data;