[patch] dmaengine: edma: double free on error in edma_prep_slave_sg()

[Dan Carpenter]

We accidentally applied two correct but duplicative fixes for a memory
leak here:
4b6271a64463 ('dma: edma: Fix memory leak')
2f6d8fad0a16 ('dma: edma.c: remove edma_desc leakage')

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index ea4abaa..9c8103d 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -420,7 +420,6 @@ 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;
--
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