Commit 02747885 authored by Inderpal Singh's avatar Inderpal Singh Committed by Vinod Koul
Browse files

DMA: PL330: return ENOMEM instead of 0 from pl330_alloc_chan_resources 



Since 0 is not considered as error at dmaengine level, return ENOMEM
from pl330_alloc_chan_resources in case of failure.

Signed-off-by: default avatarInderpal Singh <inderpal.singh@linaro.org>
Acked-by: default avatarJassi Brar <jassisinghbrar@gmail.com>
Acked-by: default avatarKukjin Kim <kgene.kim@samsung.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@linux.intel.com>
parent 7c71b8eb

drivers/dma/pl330.c

+1 −1
Original line number Diff line number Diff line
@@ -2390,7 +2390,7 @@ static int pl330_alloc_chan_resources(struct dma_chan *chan) 
	pch->pl330_chid = pl330_request_channel(&pdmac->pif);

	if (!pch->pl330_chid) {

		spin_unlock_irqrestore(&pch->lock, flags);

		return 0;

		return -ENOMEM;

	}



	tasklet_init(&pch->task, pl330_tasklet, (unsigned long) pch);