diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 84a73e32214fabc797784c8d876665e74528ae78..844818f3e2d5452f2c4f8c92622b357365222b3f 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -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);