[fix] lustre: d_make_root() does iput() on dentry allocation failure

double-free is a bad thing

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c
index 0367f5a..0c59e26 100644 (file)
--- a/drivers/staging/lustre/lustre/llite/llite_lib.c
+++ b/drivers/staging/lustre/lustre/llite/llite_lib.c
@@ -568,7 +568,7 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt,
        if (sb->s_root == NULL) {
                CERROR("%s: can't make root dentry\n",
                        ll_get_fsname(sb, NULL, 0));
-               GOTO(out_root, err = -ENOMEM);
+               GOTO(out_lock_cn_cb, err = -ENOMEM);
        }
 
        sbi->ll_sdev_orig = sb->s_dev;