coverity 83660 plat unix check fcntl return

Signed-off-by: Andy Green <andy.green@linaro.org>

diff --git a/lib/lws-plat-unix.c b/lib/lws-plat-unix.c
index 467e394..cc1c125 100644 (file)
--- a/lib/lws-plat-unix.c
+++ b/lib/lws-plat-unix.c
@@ -234,7 +234,8 @@ lws_plat_set_socket_options(struct libwebsocket_context *context, int fd)
 #endif
 
        /* We are nonblocking... */
-       fcntl(fd, F_SETFL, O_NONBLOCK);
+       if (fcntl(fd, F_SETFL, O_NONBLOCK) < 0)
+               return 1;
 
        return 0;
 }