drm/exynos: Use PTR_ERR_OR_ZERO in exynos_dp_core.c

PTR_ERR_OR_ZERO simplifies the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c
index ff63901..8b67f41 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_dp_core.c
+++ b/drivers/gpu/drm/exynos/exynos_dp_core.c
@@ -1168,10 +1168,7 @@ static int exynos_dp_dt_parse_phydata(struct exynos_dp_device *dp)
        dp_phy_node = of_find_node_by_name(dp_phy_node, "dptx-phy");
        if (!dp_phy_node) {
                dp->phy = devm_phy_get(dp->dev, "dp");
-               if (IS_ERR(dp->phy))
-                       return PTR_ERR(dp->phy);
-               else
-                       return 0;
+               return PTR_ERR_OR_ZERO(dp->phy);
        }
 
        if (of_property_read_u32(dp_phy_node, "reg", &phy_base)) {