ext4: don't call jbd2_journal_force_commit_nested without journal

Running without a journal, I oopsed when I ran out of space,
because we called jbd2_journal_force_commit_nested() from
ext4_should_retry_alloc() without a journal.

This should take care of it, I think.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 51cdd13e1c31..c7fed5b18745 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2544,7 +2544,7 @@ retry:
 
                 ext4_journal_stop(handle);
 
-                if (mpd.retval == -ENOSPC) {
+                if ((mpd.retval == -ENOSPC) && sbi->s_journal) {
                         /* commit the transaction which would
                          * free blocks released in the transaction
                          * and try again