UBIFS: create the name of the background thread in every case

If the ubifs partition is mounted RO and then remounted RW we end
up with no thread name in ubifs_remount_rw() and the thread appears
nameless.

Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index 7562464ac83f..3f4902060c7a 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -1024,14 +1024,13 @@ static int mount_ubifs(struct ubifs_info *c)
                 goto out_dereg;
         }
 
+        sprintf(c->bgt_name, BGT_NAME_PATTERN, c->vi.ubi_num, c->vi.vol_id);
         if (!mounted_read_only) {
                 err = alloc_wbufs(c);
                 if (err)
                         goto out_cbuf;
 
                 /* Create background thread */
-                sprintf(c->bgt_name, BGT_NAME_PATTERN, c->vi.ubi_num,
-                        c->vi.vol_id);
                 c->bgt = kthread_create(ubifs_bg_thread, c, c->bgt_name);
                 if (!c->bgt)
                         c->bgt = ERR_PTR(-EINVAL);