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(parent: 7e2dd1f) | patch
xfs: filter out obviously bad btree pointers
authorDarrick J. Wong <darrick.wong@oracle.com>
Thu, 2 Feb 2017 23:13:58 +0000 (15:13 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 8 Apr 2017 07:30:30 +0000 (09:30 +0200)
commitefab3ae29c154e6dd1e6c80e077bf3d51ad2829f
treeb6e6dca7b5b16a1b1a3340910e525c82f817c38atree | snapshot
parent7e2dd1fb71020e12b60a886b06f2b7fe8c465eaacommit | diff
xfs: filter out obviously bad btree pointers

commit d5a91baeb6033c3392121e4d5c011cdc08dfa9f7 upstream.

Don't let anybody load an obviously bad btree pointer.  Since the values
come from disk, we must return an error, not just ASSERT.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/xfs/libxfs/xfs_bmap.c diff | blob | history
fs/xfs/libxfs/xfs_btree.c diff | blob | history
fs/xfs/libxfs/xfs_btree.h diff | blob | history
Domain: System / Kernel;