[PATCH 18/19] media: i2c: ov4689: Refactor ov4689_s_stream

[Mikhail Rudenko <mike.rudenko@gmail.com>]

Remove repetitive pm_runtime_put calls in ov4689_s_stream function,
and call pm_runtime_put once at the end of the "on" branch if any
error occurred.

Signed-off-by: Mikhail Rudenko <mike.rudenko@gmail.com>
---
 drivers/media/i2c/ov4689.c | 29 ++++++++++-------------------
 1 file changed, 10 insertions(+), 19 deletions(-)

diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c
index e21527ae0b10..034bd9077a3a 100644
--- a/drivers/media/i2c/ov4689.c
+++ b/drivers/media/i2c/ov4689.c
@@ -555,35 +555,26 @@ static int ov4689_s_stream(struct v4l2_subdev *sd, int on)
 					  ov4689_common_regs,
 					  ARRAY_SIZE(ov4689_common_regs),
 					  NULL);
-		if (ret) {
-			pm_runtime_put(dev);
-			goto unlock_and_return;
-		}
+		if (ret)
+			goto cleanup_pm;
 
 		ret = ov4689_setup_timings(ov4689, sd_state);
-		if (ret) {
-			pm_runtime_put(dev);
-			goto unlock_and_return;
-		}
+		if (ret)
+			goto cleanup_pm;
 
 		ret = ov4689_setup_blc_anchors(ov4689, sd_state);
-		if (ret) {
-			pm_runtime_put(dev);
-			goto unlock_and_return;
-		}
+		if (ret)
+			goto cleanup_pm;
 
 		ret = __v4l2_ctrl_handler_setup(&ov4689->ctrl_handler);
-		if (ret) {
-			pm_runtime_put(dev);
-			goto unlock_and_return;
-		}
+		if (ret)
+			goto cleanup_pm;
 
 		ret = cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE,
 				OV4689_MODE_STREAMING, NULL);
-		if (ret) {
+cleanup_pm:
+		if (ret)
 			pm_runtime_put(dev);
-			goto unlock_and_return;
-		}
 	} else {
 		cci_write(ov4689->regmap, OV4689_REG_CTRL_MODE,
 			  OV4689_MODE_SW_STANDBY, NULL);
-- 
2.43.0