* [PATCH] scsi: ufs: fix error return code of ufshcd_devfreq_target()
@ 2021-03-05 9:58 Jia-Ju Bai
0 siblings, 0 replies; only message in thread
From: Jia-Ju Bai @ 2021-03-05 9:58 UTC (permalink / raw)
To: alim.akhtar, avri.altman, jejb, martin.petersen, stanley.chu,
cang, beanhuo, jaegeuk, asutoshd
Cc: linux-scsi, linux-kernel, Jia-Ju Bai
When the list of clk_list is empty, no error return code of
ufshcd_devfreq_target() is assigned.
To fix this bug, ret is assigned with -ENOENT as error return code.
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
---
drivers/scsi/ufs/ufshcd.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 77161750c9fb..d31aae56fd96 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -1337,6 +1337,7 @@ static int ufshcd_devfreq_target(struct device *dev,
if (list_empty(clk_list)) {
spin_unlock_irqrestore(hba->host->host_lock, irq_flags);
+ ret = -ENOENT;
goto out;
}
--
2.17.1
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2021-03-05 9:58 [PATCH] scsi: ufs: fix error return code of ufshcd_devfreq_target() Jia-Ju Bai
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