[PATCH] drm/stm: dsi: Improve use of dev_err_probe()

[Cai Huoqing]

Return dev_err_probe() directly, because the return value of
dev_err_probe() is the appropriate error code, and it can
reduce code size, simplify the code.

Signed-off-by: Cai Huoqing <caihuoq...@baidu.com>
---
 drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c 
b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
index 32cb41b2202f..6e9e42d069c9 100644
--- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
+++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
@@ -370,11 +370,9 @@ static int dw_mipi_dsi_stm_probe(struct platform_device 
*pdev)
        }
 
        dsi->vdd_supply = devm_regulator_get(dev, "phy-dsi");
-       if (IS_ERR(dsi->vdd_supply)) {
-               ret = PTR_ERR(dsi->vdd_supply);
-               dev_err_probe(dev, ret, "Failed to request regulator\n");
-               return ret;
-       }
+       if (IS_ERR(dsi->vdd_supply))
+               return dev_err_probe(dev, PTR_ERR(dsi->vdd_supply),
+                                    "Failed to request regulator\n");
 
        ret = regulator_enable(dsi->vdd_supply);
        if (ret) {
-- 
2.25.1