Messages in this thread Patch in this message | | | From | Can Guo <> | Subject | [PATCH v2 1/1] scsi: ufs: Fix a possible use before initialization case | Date | Tue, 8 Jun 2021 23:39:34 -0700 |
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In ufshcd_exec_dev_cmd(), if error happens before lrpb is initialized, then we should bail out instead of letting trace record the error.
Fixes: a45f937110fa6 ("scsi: ufs: Optimize host lock on transfer requests send/compl paths") Reported-by: kernel test robot <lkp@intel.com> Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Can Guo <cang@codeaurora.org> --- Change since V1: - Use codeaurora mail in Signed-off-by tag.
drivers/scsi/ufs/ufshcd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index fe1b5f4..0d54ab7 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2972,7 +2972,7 @@ static int ufshcd_exec_dev_cmd(struct ufs_hba *hba, if (unlikely(test_bit(tag, &hba->outstanding_reqs))) { err = -EBUSY; - goto out; + goto out_put_tag; } init_completion(&wait); -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
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