From 4b6271a64463f4fcbaf8b2e1d84704b7eb8c407c Mon Sep 17 00:00:00 2001 From: Valentin Ilie Date: Thu, 24 Oct 2013 16:14:22 +0300 Subject: dma: edma: Fix memory leak When it fails to allocate a slot, edesc should be free'd before return; Signed-off-by: Valentin Ilie Signed-off-by: Vinod Koul --- drivers/dma/edma.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index 3519111c566b..134fa96de1b3 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -305,6 +305,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg( edma_alloc_slot(EDMA_CTLR(echan->ch_num), EDMA_SLOT_ANY); if (echan->slot[i] < 0) { + kfree(edesc); dev_err(dev, "Failed to allocate slot\n"); kfree(edesc); return NULL; -- cgit v1.2.3 From 7261828776b33ff434837674413df2920e9ca2ff Mon Sep 17 00:00:00 2001 From: Vinod Koul Date: Thu, 24 Oct 2013 22:17:50 +0530 Subject: dmaengine: edma: fix another memory leak commit 4b6271a6 fix a menory leak but one more existed in driver so fix that Signed-off-by: Vinod Koul --- drivers/dma/edma.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index 134fa96de1b3..10b577fcf48d 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -347,6 +347,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg( ccnt = sg_dma_len(sg) / (acnt * bcnt); if (ccnt > (SZ_64K - 1)) { dev_err(dev, "Exceeded max SG segment size\n"); + kfree(edesc); return NULL; } cidx = acnt * bcnt; -- cgit v1.2.3