| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 093/102] dmaengine: ti: edma: fix missed failure handling | Date | Fri, 24 Jan 2020 10:31:34 +0100 |
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From: Chuhong Yuan <hslester96@gmail.com>
[ Upstream commit 340049d453682a9fe8d91fe794dd091730f4bb25 ]
When devm_kcalloc fails, it forgets to call edma_free_slot. Replace direct return with failure handler to fix it.
Fixes: 1be5336bc7ba ("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> --- drivers/dma/ti/edma.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c index ba7c4f07fcd6f..80b780e499711 100644 --- a/drivers/dma/ti/edma.c +++ b/drivers/dma/ti/edma.c @@ -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", -- 2.20.1
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