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Commit f3817e77 authored by Dan Carpenter's avatar Dan Carpenter Committed by Vinod Koul
Browse files

dmaengine: sirf: off by one in of_dma_sirfsoc_xlate() 



The ">" here should be ">=" or we are one step beyond the end of the
sdma->channels[] array.

Fixes: 2e041c94 ('dmaengine: sirf: enable generic dt binding for dma channels')
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarBarry Song <Baohua.Song@csr.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 2dda47d1

drivers/dma/sirf-dma.c

+1 −1
Original line number Diff line number Diff line
@@ -666,7 +666,7 @@ static struct dma_chan *of_dma_sirfsoc_xlate(struct of_phandle_args *dma_spec, 
	struct sirfsoc_dma *sdma = ofdma->of_dma_data;

	unsigned int request = dma_spec->args[0];



	if (request > SIRFSOC_DMA_CHANNELS)

	if (request >= SIRFSOC_DMA_CHANNELS)

		return NULL;



	return dma_get_slave_channel(&sdma->channels[request].chan);