Eric Lee / smarc-ti-linux-kernel

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Commit 293d3f6a70704691c3539bc3630ba1acbabc5c43

Authored by Jingoo Han
Committed by Dave Airlie
1 parent e2a75c446e
Exists in master and in 13 other branches dlt-processor-sdk-linux-03.00.00.04, processor-sdk-linux-02.00.01, smarc-ti-linux-3.15.y, smarc-ti-lsk-linux-4.1.y, smarct3x-processor-sdk-04.01.00.06, smarct3x-processor-sdk-linux-02.00.01, smarct3x-processor-sdk-linux-03.00.00.04, smarct4x-800-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-04.01.00.06, smarct4x-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-linux-03.00.00.04, ti-linux-3.15.y, ti-lsk-linux-4.1.y

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

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>

Showing 1 changed file with 2 additions and 2 deletions Side-by-side Diff

drivers/gpu/drm/exynos/exynos_drm_dsi.c
Diff comments   View file @ 293d3f6
... ... @@ -1426,9 +1426,9 @@
1426 1426  
1427 1427 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1428 1428 dsi->reg_base = devm_ioremap_resource(&pdev->dev, res);
1429   - if (!dsi->reg_base) {
  1429 + if (IS_ERR(dsi->reg_base)) {
1430 1430 dev_err(&pdev->dev, "failed to remap io region\n");
1431   - return -EADDRNOTAVAIL;
  1431 + return PTR_ERR(dsi->reg_base);
1432 1432 }
1433 1433  
1434 1434 dsi->phy = devm_phy_get(&pdev->dev, "dsim");