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jbd: do not try lock_acquire after handle made invalid 

This likely fixes the oops in __lock_acquire reported as:

http://www.kerneloops.org/raw.php?rawid=2753&msgid=
http://www.kerneloops.org/raw.php?rawid=2749&msgid=

In these reported oopses, start_this_handle is returning -EROFS.

Signed-off-by: Jonas Bonn <jonas.bonn@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Jonas Bonn 2008-01-17 15:21:13 -08:00 committed by Linus Torvalds
parent 1d6f4e60e7
commit f63dcda197
1 changed files with 2 additions and 0 deletions
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2
fs/jbd/transaction.c
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@ -288,10 +288,12 @@ handle_t *journal_start(journal_t *journal, int nblocks)
jbd_free_handle(handle);
current->journal_info = NULL;
handle = ERR_PTR(err);
goto out;
}
lock_acquire(&handle->h_lockdep_map, 0, 0, 0, 2, _THIS_IP_);
out:
return handle;
}