]> git.baikalelectronics.ru Git - kernel.git/commit
xfs: Check buffer lengths in log recovery
authorDave Chinner <david@fromorbit.com>
Thu, 22 Jan 2009 04:37:47 +0000 (15:37 +1100)
committerFelix Blyakher <felixb@sgi.com>
Tue, 3 Feb 2009 16:19:33 +0000 (10:19 -0600)
commite1044a14b56312bda6061ed2a1abd9ddc4be6e51
treebc394d1bd7b321fe3870a079b0d3bbda02154198
parente132593b8163e5eae2289e9472de9830c7f0d493
xfs: Check buffer lengths in log recovery

Before trying to obtain, read or write a buffer,
check that the buffer length is actually valid. If
it is not valid, then something read in the recovery
process has been corrupted and we should abort
recovery.

Reported-by: Eric Sesterhenn <snakebyte@gmx.de>
Tested-by: Eric Sesterhenn <snakebyte@gmx.de>
Reviewed-by: Christoph Hellwig <hch@infradead.org>
Reviewed-by: Felix Blyakher <felixb@sgi.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Signed-off-by: Felix Blyakher <felixb@sgi.com>
fs/xfs/xfs_log_recover.c