Re: [PATCH] jfs: Fix early release of acl in jfs_get_acl

From: Dave Kleikamp
Date: Thu Jul 23 2009 - 12:16:45 EST


On Thu, 2009-07-23 at 16:45 +0200, Stefan Bader wrote:
> Commit 073aaa1b142461d91f83da66db1184d7c1b1edea "helpers for acl
> caching + switch to those" introduced new helper functions for
> acl handling but seems to have introduced a regression for jfs as the
> acl is released before returning it to the caller, instead of
> leaving this for the caller to do.
> This causes the acl object to be used after freeing it, leading
> to kernel panics in completely different places.

This looks good. Thanks much! I'll get it upstream as soon as
possible.

> Thanks to Christophe Dumez for reporting and bisecting into this.
>
> Reported-by: Christophe Dumez <dchris@xxxxxxxxx>
> Tested-by: Christophe Dumez <dchris@xxxxxxxxx>
> Signed-off-by: Stefan Bader <stefan.bader@xxxxxxxxxxxxx>
> Acked-by: Andy Whitcroft <apw@xxxxxxxxxxxxx>
> ---
> fs/jfs/acl.c | 4 +---
> 1 files changed, 1 insertions(+), 3 deletions(-)

Thanks,
Shaggy
--
David Kleikamp
IBM Linux Technology Center

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