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(parent: 3d31143) | patch
Btrfs: deal with NULL acl sent to btrfs_set_acl
authorChris Mason <chris.mason@oracle.com>
Mon, 18 Jan 2010 01:36:18 +0000 (20:36 -0500)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 13 Aug 2010 20:20:04 +0000 (13:20 -0700)
commitf7733c6a95d6406a55b6e29b2ff15ac22f741bc5
treef792724b916ae322085adbf8fa3881c94877c8c2tree | snapshot
parent3d31143c5687d5291aa8b43126a2befba84c03b4commit | diff
Btrfs: deal with NULL acl sent to btrfs_set_acl

commit a9cc71a60c29a09174bee2fcef8f924c529fd4b7 upstream.

It is legal for btrfs_set_acl to be sent a NULL acl.  This
makes sure we don't dereference it.  A similar patch was sent by
Johannes Hirte <johannes.hirte@fem.tu-ilmenau.de>

Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/btrfs/acl.c diff | blob | history
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