sys/fs: fs_stdio_hide check negative return value

baresip · Jun 4, 2023 · 01bf02d · 01bf02d
1 parent 1001ded
commit 01bf02d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/sys/fs.c b/src/sys/fs.c
@@ -235,6 +235,9 @@ void fs_stdio_hide(void)
 #else
 	int fd = open("/dev/null", O_WRONLY);
 #endif
+	if (fd < 0)
+		return;
+
 	(void)dup2(fd, fileno(stdout));
 	(void)dup2(fd, fileno(stderr));