USB: whci-hcd: add more checks for dma mapping error

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Fixing checks for dma mapping error in qset_fill_page_list(),
I have missed two similar problems in qset_add_urb_sg() and
in qset_add_urb_sg_linearize().

v2: check validity of dma_addr with dma_mapping_error()
in qset_free_std() as suggested by Vladimir Zapolskiy.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Reviewed-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Alexey Khoroshilov 2016-03-26 22:42:17 +03:00 • committed by Greg Kroah-Hartman

parent d4fc8bf597

commit e352506e8a

1 changed files with 6 additions and 2 deletions

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drivers/usb/host/whci/qset.c

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