From: Tiezhu Yang Date: Mon, 25 May 2020 13:08:57 +0000 (+0800) Subject: phy: rockchip: Fix return value of inno_dsidphy_probe() X-Git-Tag: microblaze-v5.10~318^2~7^2~1 X-Git-Url: http://git.monstr.eu/?p=linux-2.6-microblaze.git;a=commitdiff_plain;h=fdc355a03df537bc8d8909b86d1688fe07c7032b phy: rockchip: Fix return value of inno_dsidphy_probe() When call function devm_platform_ioremap_resource(), we should use IS_ERR() to check the return value and return PTR_ERR() if failed. Fixes: b7535a3bc0ba ("phy/rockchip: Add support for Innosilicon MIPI/LVDS/TTL PHY") Signed-off-by: Tiezhu Yang Reviewed-by: Heiko Stuebner Link: https://lore.kernel.org/r/1590412138-13903-1-git-send-email-yangtiezhu@loongson.cn Signed-off-by: Vinod Koul --- diff --git a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c index a7c6c940a3a8..8af8c6c5cc02 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c @@ -607,8 +607,8 @@ static int inno_dsidphy_probe(struct platform_device *pdev) platform_set_drvdata(pdev, inno); inno->phy_base = devm_platform_ioremap_resource(pdev, 0); - if (!inno->phy_base) - return -ENOMEM; + if (IS_ERR(inno->phy_base)) + return PTR_ERR(inno->phy_base); inno->ref_clk = devm_clk_get(dev, "ref"); if (IS_ERR(inno->ref_clk)) {