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drm/exynos: dsi: use IS_ERR() to check devm_ioremap_resource() results

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devm_ioremap_resource() returns an error pointer, not NULL. Thus,
the result should be checked with IS_ERR().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Jingoo Han 2014-04-17 19:08:40 +09:00 committed by Dave Airlie
parent e2a75c446e
commit 293d3f6a70
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/exynos/exynos_drm_dsi.c
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@ -1426,9 +1426,9 @@ static int exynos_dsi_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dsi->reg_base = devm_ioremap_resource(&pdev->dev, res);
if (!dsi->reg_base) {
if (IS_ERR(dsi->reg_base)) {
dev_err(&pdev->dev, "failed to remap io region\n");
return -EADDRNOTAVAIL;
return PTR_ERR(dsi->reg_base);
}
dsi->phy = devm_phy_get(&pdev->dev, "dsim");