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authorNamjae Jeon <linkinjeon@gmail.com>2012-07-10 20:41:54 +0530
committerJames Bottomley <JBottomley@Parallels.com>2012-07-20 08:59:02 +0100
commit94c122ab01f84332c371dc4ae0f5b70e879173d6 (patch)
tree1089fb91f6eab452dfbd40a13b862de0e567f474 /drivers/scsi
parent73ec513a3b1fa89d3cbaf0bc7dcc3a2b67936f2a (diff)
downloadop-kernel-dev-94c122ab01f84332c371dc4ae0f5b70e879173d6.zip
op-kernel-dev-94c122ab01f84332c371dc4ae0f5b70e879173d6.tar.gz
[SCSI] ufs: fix incorrect return value about SUCCESS and FAILED
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 <linkinjeon@gmail.com> Acked-by: Santosh Y <santoshsy@gmail.com> Signed-off-by: Venkatraman S <svenkatr@ti.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufshcd.c10
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);
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