From c95e6515a8c065862361f7e0e452978ade7f94ec Mon Sep 17 00:00:00 2001 From: Zhihao Cheng Date: Tue, 24 Nov 2020 09:08:13 +0800 Subject: dmaengine: mv_xor_v2: Fix error return code in mv_xor_v2_probe() Return the corresponding error code when first_msi_entry() returns NULL in mv_xor_v2_probe(). Fixes: 19a340b1a820430 ("dmaengine: mv_xor_v2: new driver") Reported-by: Hulk Robot Signed-off-by: Zhihao Cheng Link: https://lore.kernel.org/r/20201124010813.1939095-1-chengzhihao1@huawei.com Signed-off-by: Vinod Koul --- drivers/dma/mv_xor_v2.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/dma/mv_xor_v2.c') diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c index 2753a6b916f6..9b0d463f89bb 100644 --- a/drivers/dma/mv_xor_v2.c +++ b/drivers/dma/mv_xor_v2.c @@ -771,8 +771,10 @@ static int mv_xor_v2_probe(struct platform_device *pdev) goto disable_clk; msi_desc = first_msi_entry(&pdev->dev); - if (!msi_desc) + if (!msi_desc) { + ret = -ENODEV; goto free_msi_irqs; + } xor_dev->msi_desc = msi_desc; ret = devm_request_irq(&pdev->dev, msi_desc->irq, -- cgit v1.2.3