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xfs: free temporary cursor in xfs_dialloc

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Commit bd16956599 seems
to have a slight regression where this code path:

    if (!--searchdistance) {
        /*
         * Not in range - save last search
         * location and allocate a new inode
         */
        ...
        goto newino;
    }

doesn't free the temporary cursor (tcur) that got dup'd in
this function.

This leaks an item in the xfs_btree_cur zone, and it's caught
on module unload:

===========================================================
BUG xfs_btree_cur: Objects remaining on kmem_cache_close()
-----------------------------------------------------------

It seems like maybe a single free at the end of the function might
be cleaner, but for now put a del_cursor right in this code block
similar to the handling in the rest of the function.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Eric Sandeen 2009-10-30 09:27:07 +01:00 committed by hch@lst.de
parent ba313e68fa
commit 3b826386d3
1 changed files with 1 additions and 0 deletions
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1
fs/xfs/xfs_ialloc.c
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@ -880,6 +880,7 @@ nextag:
* Not in range - save last search * Not in range - save last search
* location and allocate a new inode * location and allocate a new inode
*/ */
xfs_btree_del_cursor(tcur, XFS_BTREE_NOERROR);
pag->pagl_leftrec = trec.ir_startino; pag->pagl_leftrec = trec.ir_startino;
pag->pagl_rightrec = rec.ir_startino; pag->pagl_rightrec = rec.ir_startino;
pag->pagl_pagino = pagino; pag->pagl_pagino = pagino;