spi/topcliff_pch: Fix potential NULL dereference on allocation error

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In pch_spi_handle_dma, it doesn't check for NULL returns of kcalloc
so it would result in an Oops.

Fixes: c37f3c2749 ("spi/topcliff_pch: DMA support")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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YueHaibing 2019-01-23 20:00:22 +08:00 • committed by Mark Brown

parent bfecfd6e23

commit e902cdcb51

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drivers/spi/spi-topcliff-pch.c

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