[U-Boot] [PATCH v5 4/6] i2c: rcar_i2c: Don't mask errors with EREMOTEIO at rcar_i2c_xfer

[Ismael Luceno Cortes]

Fix rcar_i2c_xfer return value, previously it was always returning
-EREMOTEIO when dealing with errors from calls to the read/write
functions.

Signed-off-by: Ismael Luceno <ismael.luceno at silicon-gears.com>
Reviewed-by: Marek Vasut <marek.vasut+renesas at gmail.com>
Reviewed-by: Heiko Schocher <hs at denx.de>
---

Notes:
    Changes since v2:
    - Fixed commit message
    
    Changes since v1:
    - Rebased on top of patch 1050650 ("i2c: rcar_i2c: Add Gen3 SoC support")

 drivers/i2c/rcar_i2c.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/i2c/rcar_i2c.c b/drivers/i2c/rcar_i2c.c
index a88fbcf34f..9223eaecbf 100644
--- a/drivers/i2c/rcar_i2c.c
+++ b/drivers/i2c/rcar_i2c.c
@@ -221,7 +221,7 @@ static int rcar_i2c_xfer(struct udevice *dev, struct i2c_msg *msg, int nmsgs)
 			ret = rcar_i2c_write_common(dev, msg);
 
 		if (ret)
-			return -EREMOTEIO;
+			return ret;
 	}
 
 	return ret;
-- 
2.19.1