From 467265c750edd7ab43803deeafe7d3120a791d32 Mon Sep 17 00:00:00 2001 From: Vladimir Zapolskiy Date: Wed, 1 Jul 2026 23:07:03 +0300 Subject: [PATCH] dmaengine: mediatek: mtk-uart-apdma: Return -ENOMEM on memory allocation failure 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: 9135408c3ace ("dmaengine: mediatek: Add MediaTek UART APDMA support") Signed-off-by: Vladimir Zapolskiy Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Frank Li Reviewed-by: Matthias Brugger Link: https://patch.msgid.link/20260701200703.117929-1-vz@kernel.org Signed-off-by: Vinod Koul --- drivers/dma/mediatek/mtk-uart-apdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c index c269d84d7bd2..f74e9a328588 100644 --- a/drivers/dma/mediatek/mtk-uart-apdma.c +++ b/drivers/dma/mediatek/mtk-uart-apdma.c @@ -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; }