dmaengine: ti: edma: handle irq_of_parse_and_map() errors

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[ Upstream commit 14f6d31791 ]

Zero is not a valid IRQ for in-kernel code and the irq_of_parse_and_map()
function returns zero on error.  So this check for valid IRQs should only
accept values > 0.

Fixes: 2b6b3b7420 ("ARM/dmaengine: edma: Merge the two drivers under drivers/dma/")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Acked-by: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Link: https://lore.kernel.org/r/f15cb6a7-8449-4f79-98b6-34072f04edbc@moroto.mountain
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Dan Carpenter 2023-09-15 15:59:59 +03:00 • committed by Greg Kroah-Hartman

parent 03984e24db

commit fc968818d5

1 changed files with 2 additions and 2 deletions

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drivers/dma/ti/edma.c

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