From: LaMont Jones <lamont@debian.org>
Date: Fri, 13 Feb 2009 18:59:53 +0000 (-0700)
Subject: mount: segfault when creating mtab and cannot determine fsname
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3bbe672b2601ee324d4a922e255d5396a2c07dc8;p=util-linux

mount: segfault when creating mtab and cannot determine fsname

Addresses-Debian-Bug: 488312
Signed-off-by: LaMont Jones <lamont@debian.org>
---

diff --git a/mount/mount.c b/mount/mount.c
index 75d50def..bc254bfd 100644
--- a/mount/mount.c
+++ b/mount/mount.c
@@ -567,7 +567,7 @@ create_mtab (void) {
 		mnt.mnt_freq = mnt.mnt_passno = 0;
 		free(extra_opts);
 
-		if (my_addmntent (mfp, &mnt) == 1) {
+		if (mnt.mnt_fsname && my_addmntent (mfp, &mnt) == 1) {
 			int errsv = errno;
 			die (EX_FILEIO, _("mount: error writing %s: %s"),
 			     _PATH_MOUNTED, strerror (errsv));