of_iomap() doesn't return error pointers, it returns NULL on error.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index 63f02e2..9700461 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -888,8 +888,8 @@ static int decon_probe(struct platform_device *pdev)
of_node_put(i80_if_timings);
ctx->regs = of_iomap(dev->of_node, 0);
- if (IS_ERR(ctx->regs)) {
- ret = PTR_ERR(ctx->regs);
+ if (!ctx->regs) {
+ ret = -ENOMEM;
goto err_del_component;
}
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