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Commit ea984911 authored by Shawn Lin's avatar Shawn Lin Committed by Mark Brown
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spi: rockchip: check return value of dmaengine_prep_slave_sg 



We should check return value of dmaengine_prep_slave_sg, otherwise
we take risk of null pointer.

Signed-off-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0277e01a
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