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dmaengine: mediatek: mtk-uart-apdma: Return -ENOMEM on memory allocation failure

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If dynamic memory allocation in driver's probe function execution fails, it
should be reported to the driver's framework with -ENOMEM error code.

Fixes: 9135408c3a ("dmaengine: mediatek: Add MediaTek UART APDMA support")
Signed-off-by: Vladimir Zapolskiy <vz@kernel.org>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://patch.msgid.link/20260701200703.117929-1-vz@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Vladimir Zapolskiy 2026-07-01 23:07:03 +03:00 committed by Vinod Koul
parent fa9cb11584
commit 467265c750
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/mediatek/mtk-uart-apdma.c
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@ -531,7 +531,7 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev)
for (i = 0; i < mtkd->dma_requests; i++) {
c = devm_kzalloc(mtkd->ddev.dev, sizeof(*c), GFP_KERNEL);
if (!c) {
rc = -ENODEV;
rc = -ENOMEM;
goto err_no_dma;
}