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(parent: ba3c22e) | 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)
commitc66d7df0ccfef06a957fcf0f2aaff36a4a8231a4
tree590ab0ccdb463745a00543117dcc9612472b70b1tree | snapshot
parentba3c22ea6a8e870605dfa32c3eb63aeb60a6df0acommit | 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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