[PATCH] xfs_repair: Check if agno is inside the filesystem
Lukas Czerner
lczerner at redhat.com
Tue Jun 28 06:14:33 CDT 2011
On Tue, 28 Jun 2011, Lukas Czerner wrote:
> When getting an inode tree pointer from an array inode_tree_ptrs, we
> should check if agno, which is used as a pointer to the array, lives
> within the file system, because if it is not, we can end up touching
> uninitialized memory.
>
> This commit fixes it by passing xfs_mount to affected functions and
> checking if agno really is inside the file system.
>
> This solves Red Hat bug #694706
>
> Signed-off-by: Lukas Czerner <lczerner at redhat.com>
> Reviewed-by: Dave Chinner <dchinner at redhat.com>
I forgot to mention a version of the patch. This is version 2.
Thanks!
-Lukas
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