text-based mount.nfs: Fix memory leak in add_mtab()

The add_mtab() function in utils/mount/mount.c calls fix_opts_string() to
construct an /etc/mtab entry, but never frees the result.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Neil Brown <neilb@suse.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/utils/mount/mount.c b/utils/mount/mount.c
index 751fbb9..31e1969 100644
--- a/utils/mount/mount.c
+++ b/utils/mount/mount.c
@@ -237,6 +237,7 @@ static int add_mtab(char *spec, char *mount_point, char *fstype,
 
 	if (flags & MS_REMOUNT) {
 		update_mtab(ment.mnt_dir, &ment);
+		free(ment.mnt_opts);
 		return EX_SUCCESS;
 	}
 
@@ -267,6 +268,7 @@ fail_close:
 	endmntent(mtab);
 fail_unlock:
 	unlock_mtab();
+	free(ment.mnt_opts);
 
 	return result;
 }