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(parent: 5356c2c) | patch
spi : spi-topcliff-pch: Fix to handle empty DMA buffers
authorAditya Pakki <pakki001@umn.edu>
Wed, 13 Mar 2019 16:55:41 +0000 (11:55 -0500)
committerMark Brown <broonie@kernel.org>
Mon, 18 Mar 2019 12:14:33 +0000 (12:14 +0000)
commitf37d8e67f39e6d3eaf4cc5471e8a3d21209843c6
tree367d73e7d36b666b95a8ff0251d08a9a85a09e6etree | snapshot
parent5356c2c70e385198e1a753ee364323f2fc01f759commit | diff
spi : spi-topcliff-pch: Fix to handle empty DMA buffers

pch_alloc_dma_buf allocated tx, rx DMA buffers which can fail. Further,
these buffers are used without a check. The patch checks for these
failures and sends the error upstream.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-topcliff-pch.c diff | blob | history
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