mmc: tmio: Improve error handling

Properly handle return values and abort operations when they are
non-zero. This is a minor improvement, which fixes two remaining
unchecked return values.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>

diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c
index 5f927c6150dd18919794973145c961904b341d97..f1ce019db5a6cbd7da762cfdf8ebf7a1bcb9ad4c 100644 (file)
--- a/drivers/mmc/tmio-common.c
+++ b/drivers/mmc/tmio-common.c
@@ -498,6 +498,8 @@ int tmio_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
                        ret = tmio_sd_dma_xfer(dev, data);
                else
                        ret = tmio_sd_pio_xfer(dev, data);
+               if (ret)
+                       return ret;
 
                ret = tmio_sd_wait_for_irq(dev, TMIO_SD_INFO1,
                                               TMIO_SD_INFO1_CMP);
@@ -505,9 +507,8 @@ int tmio_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
                        return ret;
        }
 
-       tmio_sd_wait_for_irq(dev, TMIO_SD_INFO2, TMIO_SD_INFO2_SCLKDIVEN);
-
-       return ret;
+       return tmio_sd_wait_for_irq(dev, TMIO_SD_INFO2,
+                                   TMIO_SD_INFO2_SCLKDIVEN);
 }
 
 static int tmio_sd_set_bus_width(struct tmio_sd_priv *priv,