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dmaengine: ti: edma: fix missed failure handling 

[ Upstream commit 340049d453 ]

When devm_kcalloc fails, it forgets to call edma_free_slot.
Replace direct return with failure handler to fix it.

Fixes: 1be5336bc7 ("dmaengine: edma: New device tree binding")
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20191118073802.28424-1-hslester96@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Chuhong Yuan 2019-11-18 15:38:02 +08:00 committed by Greg Kroah-Hartman
parent c1b9854f3e
commit ca4c17f210
1 changed files with 4 additions and 2 deletions
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6
drivers/dma/ti/edma.c
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@ -2403,8 +2403,10 @@ static int edma_probe(struct platform_device *pdev)
ecc->tc_list = devm_kcalloc(dev, ecc->num_tc,
sizeof(*ecc->tc_list), GFP_KERNEL);
if (!ecc->tc_list)
return -ENOMEM;
if (!ecc->tc_list) {
ret = -ENOMEM;
goto err_reg1;
}
for (i = 0;; i++) {
ret = of_parse_phandle_with_fixed_args(node, "ti,tptcs",