X-Git-Url: https://git.decadent.org.uk/gitweb/?p=nfs-utils.git;a=blobdiff_plain;f=utils%2Fgssd%2Fsvcgssd.c;h=729b6a6d3b80a86034e6887fd3a0e87c3113a9fa;hp=69d2a6966946b287fed1bcdfef0849cb5a844dfb;hb=1aa4121ba599de836702d7b2d38cad63e6a09044;hpb=f91afa8eaee1d7ba390918d00d4f7d3f338d18d3

diff --git a/utils/gssd/svcgssd.c b/utils/gssd/svcgssd.c
index 69d2a69..729b6a6 100644
--- a/utils/gssd/svcgssd.c
+++ b/utils/gssd/svcgssd.c
@@ -117,10 +117,16 @@ mydaemon(int nochdir, int noclose)
 
 	if (noclose == 0) {
 		tempfd = open("/dev/null", O_RDWR);
-		dup2(tempfd, 0);
-		dup2(tempfd, 1);
-		dup2(tempfd, 2);
-		closeall(3);
+		if (tempfd >= 0) {
+			dup2(tempfd, 0);
+			dup2(tempfd, 1);
+			dup2(tempfd, 2);
+			close(tempfd);
+		} else {
+			printerr(1, "mydaemon: can't open /dev/null: errno %d "
+				    "(%s)\n", errno, strerror(errno));
+			exit(1);
+		}
 	}
 
 	return;