# \[PATCH net 025/117\] netdevsim: set nsim\_dev\_trap\_fa\_cookie\_fops.owner to THIS\_MODULE

- From: Taehee Yoo \<ap420073@gmail.com\>
- Date: 2020-10-08 15:53:54 
- List: netdev
- Page: https://ratatoskr.run/netdev/2020/10/9677008
- Thread: https://ratatoskr.run/netdev/2020/10/9676986/t.md

```text
If THIS_MODULE is not set, the module would be removed while debugfs is
being used.
It eventually makes kernel panic.

Fixes: d3cbb907ae57 ("netdevsim: add ACL trap reporting cookie as a metadata")
Signed-off-by: Taehee Yoo <ap420073@gmail.com>
---
 drivers/net/netdevsim/dev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index 9c867d08e04a..1ae83ea4adbe 100644
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -187,6 +187,7 @@ static const struct file_operations nsim_dev_trap_fa_cookie_fops = {
 	.read = nsim_dev_trap_fa_cookie_read,
 	.write = nsim_dev_trap_fa_cookie_write,
 	.llseek = generic_file_llseek,
+	.owner = THIS_MODULE,
 };
 
 static int nsim_dev_debugfs_init(struct nsim_dev *nsim_dev)
-- 
2.17.1

```