From 027478851791df751176398be02a3b1c5f6aa824 Mon Sep 17 00:00:00 2001 From: Inderpal Singh <inderpal.singh@linaro.org> Date: Mon, 17 Sep 2012 09:57:45 +0530 Subject: 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: Inderpal Singh <inderpal.singh@linaro.org> Acked-by: Jassi Brar <jassisinghbrar@gmail.com> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com> --- drivers/dma/pl330.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/dma') diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 7e543698fa23..28322dced886 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -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); -- cgit v1.2.3