[PATCH] net: iucv: Free memory obtained by kzalloc

From: Arvind Yadav
Date: Wed Feb 28 2018 - 04:55:03 EST


Free memory, if afiucv_iucv_init is not successful and
removing a IUCV driver.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
net/iucv/af_iucv.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 1e8cc7b..eb0995a 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -2433,9 +2433,11 @@ static int afiucv_iucv_init(void)
af_iucv_dev->driver = &af_iucv_driver;
err = device_register(af_iucv_dev);
if (err)
- goto out_driver;
+ goto out_iucv_dev;
return 0;

+out_iucv_dev:
+ kfree(af_iucv_dev);
out_driver:
driver_unregister(&af_iucv_driver);
out_iucv:
@@ -2496,6 +2498,7 @@ static void __exit afiucv_exit(void)
{
if (pr_iucv) {
device_unregister(af_iucv_dev);
+ kfree(af_iucv_dev);
driver_unregister(&af_iucv_driver);
pr_iucv->iucv_unregister(&af_iucv_handler, 0);
symbol_put(iucv_if);
--
1.9.1