[PATCH AUTOSEL 5.15 20/68] scsi: ufs: ufs-mediatek: Add put_device() after of_find_device_by_node()

Sasha Levin
2021-11-30T14:49:20Z

From: Ye Guojin <ye.guojin@zte.com.cn>

[ Upstream commit cc03facb1c4248997592fc683518c00cc257db1a ]

This was found by coccicheck:

./drivers/scsi/ufs/ufs-mediatek.c, 211, 1-7, ERROR missing put_device;
call of_find_device_by_node on line 1185, but without a corresponding
object release within this function.

Link: https://lore.kernel.org/r/20211110105133.150171-1-ye.guojin@zte.com.cn
Reported-by: Zeal Robot <zealci@zte.com.cn>
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Ye Guojin <ye.guojin@zte.com.cn>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/scsi/ufs/ufs-mediatek.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 80b3545dd17d6..ecc503171db6b 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -1102,6 +1102,7 @@ static int ufs_mtk_probe(struct platform_device *pdev)
}
link = device_link_add(dev, &reset_pdev->dev,
DL_FLAG_AUTOPROBE_CONSUMER);
+ put_device(&reset_pdev->dev);
if (!link) {
dev_notice(dev, "add reset device_link fail\n");
goto skip_reset;
--
2.33.0