lkml.org 
[lkml]   [2018]   [Dec]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] batman-adv/main: Fix check on return value of rtnl_link_register
Date
rtnl_link_register() may fail and can impact registering the device.
The fix checks the return value and pushes the error upstream.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
---
net/batman-adv/main.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 69c0d85bceb3..e0007f242823 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -109,7 +109,10 @@ static int __init batadv_init(void)
batadv_debugfs_init();

register_netdevice_notifier(&batadv_hard_if_notifier);
- rtnl_link_register(&batadv_link_ops);
+ ret = rtnl_link_register(&batadv_link_ops);
+ if (ret < 0)
+ return ret;
+
batadv_netlink_register();

pr_info("B.A.T.M.A.N. advanced %s (compatibility version %i) loaded\n",
--
2.17.1
\
 
 \ /
  Last update: 2018-12-24 18:51    [W:0.091 / U:1.508 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site