[PATCH 5.4 39/47] i3c master: fix missing destroy_workqueue() on error in i3c_master_register

From: Greg Kroah-Hartman
Date: Mon Jan 04 2021 - 11:01:29 EST


From: Qinglang Miao <miaoqinglang@xxxxxxxxxx>

[ Upstream commit 59165d16c699182b86b5c65181013f1fd88feb62 ]

Add the missing destroy_workqueue() before return from
i3c_master_register in the error handling case.

Signed-off-by: Qinglang Miao <miaoqinglang@xxxxxxxxxx>
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/linux-i3c/20201028091543.136167-1-miaoqinglang@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/i3c/master.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index 6cc71c90f85ea..19337aed9f235 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -2492,7 +2492,7 @@ int i3c_master_register(struct i3c_master_controller *master,

ret = i3c_master_bus_init(master);
if (ret)
- goto err_put_dev;
+ goto err_destroy_wq;

ret = device_add(&master->dev);
if (ret)
@@ -2523,6 +2523,9 @@ int i3c_master_register(struct i3c_master_controller *master,
err_cleanup_bus:
i3c_master_bus_cleanup(master);

+err_destroy_wq:
+ destroy_workqueue(master->wq);
+
err_put_dev:
put_device(&master->dev);

--
2.27.0