[PATCH] target: tcm_loop: use put_device() if device_register fail

From: Arvind Yadav
Date: Wed Mar 07 2018 - 04:49:48 EST


if device_register() returned an error! Always use put_device()
to give up the reference initialized.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
drivers/target/loopback/tcm_loop.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index 9cd4ffe..5dffc55 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -412,6 +412,7 @@ static int tcm_loop_setup_hba_bus(struct tcm_loop_hba *tl_hba, int tcm_loop_host
ret = device_register(&tl_hba->dev);
if (ret) {
pr_err("device_register() failed for tl_hba->dev: %d\n", ret);
+ put_device(&tl_hba->dev);
return -ENODEV;
}

--
1.9.1