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(parent: e2397c7) | patch
target: Add range checking to UNMAP emulation
authorRoland Dreier <roland@purestorage.com>
Mon, 16 Jul 2012 22:34:22 +0000 (15:34 -0700)
committerNicholas Bellinger <nab@linux-iscsi.org>
Tue, 17 Jul 2012 00:35:35 +0000 (17:35 -0700)
commit2594e29865c291db162313187612cd9f14538f33
tree731fc047cfaa1965a920d1f48206da8af46a9a2ctree | snapshot
parente2397c704429025bc6b331a970f699e52f34283ecommit | diff
target: Add range checking to UNMAP emulation

When processing an UNMAP command, we need to make sure that the number
of blocks we're asked to UNMAP does not exceed our reported maximum
number of blocks per UNMAP, and that the range of blocks we're
unmapping doesn't go past the end of the device.

Signed-off-by: Roland Dreier <roland@purestorage.com>
Cc: stable@vger.kernel.org
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
drivers/target/target_core_iblock.c diff | blob | history
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