[PATCH] Staging: rts5208: Fix error handling on rtsx_send_cmd
From: Aditya Pakki
Date: Sat Jan 05 2019 - 09:15:09 EST
In sd_execute_write_data, the rtsx_send_cmd could fail with ETIMEDOUT
or EIO. The fix adds a check to handle these failures.
Signed-off-by: Aditya Pakki <pakki001@xxxxxxx>
---
drivers/staging/rts5208/sd.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/rts5208/sd.c b/drivers/staging/rts5208/sd.c
index 2c47ae613ea1..c256a2398651 100644
--- a/drivers/staging/rts5208/sd.c
+++ b/drivers/staging/rts5208/sd.c
@@ -4437,7 +4437,12 @@ int sd_execute_write_data(struct scsi_cmnd *srb, struct rtsx_chip *chip)
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, CHECK_REG_CMD, 0xFD30, 0x02, 0x02);
- rtsx_send_cmd(chip, SD_CARD, 250);
+ retval = rtsx_send_cmd(chip, SD_CARD, 250);
+ if (retval < 0) {
+ write_err = true;
+ rtsx_clear_sd_error(chip);
+ goto sd_execute_write_cmd_failed;
+ }
retval = sd_update_lock_status(chip);
if (retval != STATUS_SUCCESS) {
--
2.17.1