netdev - [PATCH net 018/117] cfg80211: set ht40allow_map_ops.owner to THIS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20201008155209.18025-18-ap420073@gmail.com>
Date:   Thu,  8 Oct 2020 15:50:30 +0000
From:   Taehee Yoo <ap420073@...il.com>
To:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org
Cc:     ap420073@...il.com, linux-wireless@...r.kernel.org,
        wil6210@....qualcomm.com, b43-dev@...ts.infradead.org,
        linux-bluetooth@...r.kernel.org
Subject: [PATCH net 018/117] cfg80211: set ht40allow_map_ops.owner to THIS_MODULE

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

Fixes: 80a3511d70e8 ("cfg80211: add debugfs HT40 allow map")
Signed-off-by: Taehee Yoo <ap420073@...il.com>
---
 net/wireless/debugfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c
index a00ebcc552e9..eb54c0ac4728 100644
--- a/net/wireless/debugfs.c
+++ b/net/wireless/debugfs.c
@@ -98,6 +98,7 @@ static const struct file_operations ht40allow_map_ops = {
 	.read = ht40allow_map_read,
 	.open = simple_open,
 	.llseek = default_llseek,
+	.owner = THIS_MODULE,
 };
 
 #define DEBUGFS_ADD(name)						\
-- 
2.17.1