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[PATCH] reiserfs: fix potential (unlikely) oops in reiserfs_get_acl

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This fixes a potential oops if there is an error reported by
posix_acl_from_disk().  This is mostly theoretical due to the use of
magics and checksums in xattrs, but is still possible.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jeff Mahoney 2006-02-13 11:12:36 -05:00 committed by Linus Torvalds
parent 326a625748
commit 90947ef26f
1 changed files with 2 additions and 1 deletions
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fs/reiserfs/xattr_acl.c
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@ -228,6 +228,7 @@ struct posix_acl *reiserfs_get_acl(struct inode *inode, int type)
acl = ERR_PTR(retval); acl = ERR_PTR(retval);
} else { } else {
acl = posix_acl_from_disk(value, retval); acl = posix_acl_from_disk(value, retval);
if (!IS_ERR(acl))
*p_acl = posix_acl_dup(acl); *p_acl = posix_acl_dup(acl);
} }