From: Namjae Jeon <linkinj...@gmail.com>
Currently the UFS host driver has returned incorrect values for SUCCESS
and FAILED. Fix it to return the correct value to the upper layer.
Signed-off-by: Namjae Jeon <linkinj...@gmail.com>
Acked-by: Santosh Y <santos...@gmail.com>
Cc: James Bottomley <james.bottom...@hansenpartnership.com>
Signed-off-by: Andrew Morton <a...@linux-foundation.org>
---
drivers/scsi/ufs/ufshcd.c | 10 ++++++----
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 48b01fe..58f4ba6 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1163,6 +1163,8 @@ static int ufshcd_task_req_compl(struct ufs_hba *hba, u32
index)
if (task_result != UPIU_TASK_MANAGEMENT_FUNC_COMPL &&
task_result != UPIU_TASK_MANAGEMENT_FUNC_SUCCEEDED)
task_result = FAILED;
+ else
+ task_result = SUCCESS;
} else {
task_result = FAILED;
dev_err(&hba->pdev->dev,
@@ -1556,7 +1558,7 @@ ufshcd_issue_tm_cmd(struct ufs_hba *hba,
goto out;
}
clear_bit(free_slot, &hba->tm_condition);
- return ufshcd_task_req_compl(hba, free_slot);
+ err = ufshcd_task_req_compl(hba, free_slot);
out:
return err;
}
@@ -1580,7 +1582,7 @@ static int ufshcd_device_reset(struct scsi_cmnd *cmd)
tag = cmd->request->tag;
err = ufshcd_issue_tm_cmd(hba, &hba->lrb[tag], UFS_LOGICAL_RESET);
- if (err)
+ if (err == FAILED)
goto out;
for (pos = 0; pos < hba->nutrs; pos++) {
@@ -1620,7 +1622,7 @@ static int ufshcd_host_reset(struct scsi_cmnd *cmd)
if (hba->ufshcd_state == UFSHCD_STATE_RESET)
return SUCCESS;
- return (ufshcd_do_reset(hba) == SUCCESS) ? SUCCESS : FAILED;
+ return ufshcd_do_reset(hba);
}
/**
@@ -1652,7 +1654,7 @@ static int ufshcd_abort(struct scsi_cmnd *cmd)
spin_unlock_irqrestore(host->host_lock, flags);
err = ufshcd_issue_tm_cmd(hba, &hba->lrb[tag], UFS_ABORT_TASK);
- if (err)
+ if (err == FAILED)
goto out;
scsi_dma_unmap(cmd);
--
1.7.0.4
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