libata: clear PIO pad area

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ata_sff_data_xfer[32]() use pad area if the transfer size isn't
multiple of transfer size; however, this area wasn't cleared and
garbage data in pad area could be transferred to the device.  Make
sure the pad area is cleared.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Lei Ming <tom.leiming@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

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Tejun Heo 2011-09-06 13:09:05 +09:00 • committed by Jeff Garzik

parent d86619211e

commit 21dba24481

1 changed files with 2 additions and 2 deletions

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drivers/ata/libata-sff.c

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