Messages in this thread Patch in this message | | | From | Aditya Pakki <> | Subject | [PATCH] batman-adv/main: Fix check on return value of rtnl_link_register | Date | Mon, 24 Dec 2018 11:49:26 -0600 |
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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
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