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Groups > linux.kernel > #1556109
| From | Subhash Jadavani <subhashj@codeaurora.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v1] scsi: ufs: fix arguments order some trace calls |
| Date | 2017-01-11 01:50 +0100 |
| Message-ID | <sYfh0-8l2-49@gated-at.bofh.it> (permalink) |
| Organization | linux.* mail to news gateway |
Colin Ian King <colin.king@canonical.com> reported that with
commit 7ff5ab473633 ("scsi: ufs: add tracing support") static analysis
is reporting that we may have swapped arguments on calls to:
trace_ufshcd_runtime_resume,
trace_ufshcd_runtime_suspend,
trace_ufshcd_system_suspend,
trace_ufshcd_system_resume,
and trace_ufshcd_init
Where:
hba->uic_link_state is passed to dev_state
hba->curr_dev_pwr_mode is passed to link_state
This wasn't intentional so it's a bug. This change fixed this bug.
Reported-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
---
drivers/scsi/ufs/ufshcd.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index be6322e..6b56eb0 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -5805,7 +5805,7 @@ static int ufshcd_probe_hba(struct ufs_hba *hba)
trace_ufshcd_init(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
- hba->uic_link_state, hba->curr_dev_pwr_mode);
+ hba->curr_dev_pwr_mode, hba->uic_link_state);
return ret;
}
@@ -6819,7 +6819,7 @@ int ufshcd_system_suspend(struct ufs_hba *hba)
out:
trace_ufshcd_system_suspend(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
- hba->uic_link_state, hba->curr_dev_pwr_mode);
+ hba->curr_dev_pwr_mode, hba->uic_link_state);
if (!ret)
hba->is_sys_suspended = true;
return ret;
@@ -6852,7 +6852,7 @@ int ufshcd_system_resume(struct ufs_hba *hba)
out:
trace_ufshcd_system_resume(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
- hba->uic_link_state, hba->curr_dev_pwr_mode);
+ hba->curr_dev_pwr_mode, hba->uic_link_state);
return ret;
}
EXPORT_SYMBOL(ufshcd_system_resume);
@@ -6880,7 +6880,7 @@ int ufshcd_runtime_suspend(struct ufs_hba *hba)
out:
trace_ufshcd_runtime_suspend(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
- hba->uic_link_state, hba->curr_dev_pwr_mode);
+ hba->curr_dev_pwr_mode, hba->uic_link_state);
return ret;
}
EXPORT_SYMBOL(ufshcd_runtime_suspend);
@@ -6921,7 +6921,7 @@ int ufshcd_runtime_resume(struct ufs_hba *hba)
out:
trace_ufshcd_runtime_resume(dev_name(hba->dev), ret,
ktime_to_us(ktime_sub(ktime_get(), start)),
- hba->uic_link_state, hba->curr_dev_pwr_mode);
+ hba->curr_dev_pwr_mode, hba->uic_link_state);
return ret;
}
EXPORT_SYMBOL(ufshcd_runtime_resume);
--
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a Linux Foundation Collaborative Project
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[PATCH v1] scsi: ufs: fix arguments order some trace calls Subhash Jadavani <subhashj@codeaurora.org> - 2017-01-11 01:50 +0100 Re: [PATCH v1] scsi: ufs: fix arguments order some trace calls Colin Ian King <colin.king@canonical.com> - 2017-01-11 10:40 +0100 Re: [PATCH v1] scsi: ufs: fix arguments order some trace calls "Martin K. Petersen" <martin.petersen@oracle.com> - 2017-01-12 04:40 +0100
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