Messages in this thread Patch in this message | | | From | YueHaibing <> | Subject | [PATCH] net: macb: Fix passing zero to 'PTR_ERR' | Date | Thu, 12 Nov 2020 22:49:36 +0800 |
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Check PTR_ERR with IS_ERR to fix this.
Fixes: cd5afa91f078 ("net: macb: Add null check for PCLK and HCLK") Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- drivers/net/ethernet/cadence/macb_main.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 51f866288582..7b1d195787dc 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3711,19 +3711,13 @@ static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, } if (IS_ERR_OR_NULL(*pclk)) { - err = PTR_ERR(*pclk); - if (!err) - err = -ENODEV; - + err = IS_ERR(*pclk) ? PTR_ERR(*pclk) : -ENODEV; dev_err(&pdev->dev, "failed to get macb_clk (%d)\n", err); return err; } if (IS_ERR_OR_NULL(*hclk)) { - err = PTR_ERR(*hclk); - if (!err) - err = -ENODEV; - + err = IS_ERR(*hclk) ? PTR_ERR(*hclk) : -ENODEV; dev_err(&pdev->dev, "failed to get hclk (%d)\n", err); return err; } -- 2.17.1
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