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authorCan Guo <cang@codeaurora.org>2019-12-05 02:14:33 +0000
committerMartin K. Petersen <martin.petersen@oracle.com>2019-12-19 22:08:53 -0500
commit17c7d35f141ef6158076adf3338f115f64fcf760 (patch)
tree74d999c18c257a3d697ceaa92db13d772a4f0f3f /drivers/scsi
parenta3a763917216992b8b1b2cc1b4fadb27c660fe70 (diff)
scsi: ufs: Release clock if DMA map fails
In queuecommand path, if DMA map fails, it bails out with clock held. In this case, release the clock to keep its usage paired. [mkp: applied by hand] Link: https://lore.kernel.org/r/0101016ed3d66395-1b7e7fce-b74d-42ca-a88a-4db78b795d3b-000000@us-west-2.amazonses.com Reviewed-by: Bean Huo <beanhuo@micron.com> Signed-off-by: Can Guo <cang@codeaurora.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufshcd.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 0aa42b68dab6..64abb30d990a 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -2450,6 +2450,7 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
err = ufshcd_map_sg(hba, lrbp);
if (err) {
lrbp->cmd = NULL;
+ ufshcd_release(hba);
goto out;
}
/* Make sure descriptors are ready before ringing the doorbell */