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(parent: 06906a0) | patch
spi: dw-mid: avoid potential NULL dereference
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Mon, 2 Mar 2015 18:15:58 +0000 (20:15 +0200)
committerMark Brown <broonie@kernel.org>
Fri, 6 Mar 2015 11:23:26 +0000 (11:23 +0000)
commitfd863c5f935da42640d3ab29c03715bd365c1212
tree590ab0ccdb463745a00543117dcc9612472b70b1tree | snapshot
parent06906a06a2542da057bffa248d258923c7f7196dcommit | diff
spi: dw-mid: avoid potential NULL dereference

When DMA descriptor allocation fails we should not try to assign any fields in
the bad descriptor. The patch adds the necessary checks for that.

Fixes: dd6414877853 (spi/dw_spi: add DMA support)
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
drivers/spi/spi-dw-mid.c diff | blob | history
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