Re: [PATCH] dmaengine: rcar-dmac: avoid array overflow

2017-07-29 Thread Laurent Pinchart
Hi Arnd, Thank you for the patch. On Friday 28 Jul 2017 15:15:49 Arnd Bergmann wrote: > Building with CONFIG_UBSAN_SANITIZE_ALL shows this warning: > > drivers/dma/sh/rcar-dmac.c: In function 'rcar_dmac_chan_prep_sg': > drivers/dma/sh/rcar-dmac.c:839:29: error: array subscript is above array > b

Re: [PATCH] dmaengine: rcar-dmac: avoid array overflow

2017-07-28 Thread Niklas Söderlund
Hi Arnd, On 2017-07-28 15:15:49 +0200, Arnd Bergmann wrote: > Building with CONFIG_UBSAN_SANITIZE_ALL shows this warning: > > drivers/dma/sh/rcar-dmac.c: In function 'rcar_dmac_chan_prep_sg': > drivers/dma/sh/rcar-dmac.c:839:29: error: array subscript is above array > bounds [-Werror=array-bound