From b0bde9f33d4675f125919b31542c5885e70aaa96 Mon Sep 17 00:00:00 2001
From: "F. Aragon" <paco@voltanet.io>
Date: Thu, 20 Sep 2018 16:42:31 +0200
Subject: [PATCH] tools: return check (Coverity 1399196)

Signed-off-by: F. Aragon <paco@voltanet.io>
---
 tools/start-stop-daemon.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/start-stop-daemon.c b/tools/start-stop-daemon.c
index cc0315c130..8daeda7402 100644
--- a/tools/start-stop-daemon.c
+++ b/tools/start-stop-daemon.c
@@ -1030,7 +1030,9 @@ int main(int argc, char **argv)
 		/* change tty */
 		fd = open("/dev/tty", O_RDWR);
 		if (fd >= 0) {
-			ioctl(fd, TIOCNOTTY, 0);
+			if (ioctl(fd, TIOCNOTTY, 0) < 0)
+				printf("ioctl TIOCNOTTY failed: %s\n",
+				       strerror(errno));
 			close(fd);
 		}
 		chdir("/");
-- 
2.39.5