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phy: rockchip: Fix return value of inno_dsidphy_probe()

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When call function devm_platform_ioremap_resource(), we should use IS_ERR()
to check the return value and return PTR_ERR() if failed.

Fixes: b7535a3bc0 ("phy/rockchip: Add support for Innosilicon MIPI/LVDS/TTL PHY")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/1590412138-13903-1-git-send-email-yangtiezhu@loongson.cn
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Tiezhu Yang 2020-05-25 21:08:57 +08:00 committed by Vinod Koul
parent 5a72122dcf
commit fdc355a03d
1 changed files with 2 additions and 2 deletions
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4
drivers/phy/rockchip/phy-rockchip-inno-dsidphy.c
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@ -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)) {