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Commit 85316eae authored by Wei Yongjun's avatar Wei Yongjun Committed by Thierry Reding
Browse files

drm/tegra: Fix return value check 



In case of error, the devm_ioremap_resource() function returns ERR_PTR()
and never NULL. The NULL test in the return value check should therefore
be replaced with IS_ERR().

Signed-off-by: default avatarWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent dec72739

drivers/gpu/drm/tegra/dsi.c

+2 −2
Original line number Diff line number Diff line
@@ -886,8 +886,8 @@ static int tegra_dsi_probe(struct platform_device *pdev) 


	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	dsi->regs = devm_ioremap_resource(&pdev->dev, regs);

	if (!dsi->regs)

		return -EADDRNOTAVAIL;

	if (IS_ERR(dsi->regs))

		return PTR_ERR(dsi->regs);



	tegra_dsi_initialize(dsi);