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Commit 4b6271a6 authored by Valentin Ilie's avatar Valentin Ilie Committed by Vinod Koul
Browse files

dma: edma: Fix memory leak 



When it fails to allocate a slot, edesc should be free'd before return;

Signed-off-by: default avatarValentin Ilie <valentin.ilie@gmail.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 18ebd564

drivers/dma/edma.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -305,6 +305,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg( 
				edma_alloc_slot(EDMA_CTLR(echan->ch_num),

				edma_alloc_slot(EDMA_CTLR(echan->ch_num),

						EDMA_SLOT_ANY);

						EDMA_SLOT_ANY);

			if (echan->slot[i] < 0) {

			if (echan->slot[i] < 0) {

				kfree(edesc);

				dev_err(dev, "Failed to allocate slot\n");

				dev_err(dev, "Failed to allocate slot\n");

				kfree(edesc);

				kfree(edesc);

				return NULL;

				return NULL;