genetlink: A genl_bind() to an out-of-range multicast group should not WARN().

[cascardo/linux.git] / net / netlink / genetlink.c

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 91566ed..2e11061 100644 (file)
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -985,8 +985,7 @@ static struct genl_multicast_group genl_ctrl_groups[] = {
 
 static int genl_bind(struct net *net, int group)
 {
-       int i, err;
-       bool found = false;
+       int i, err = 0;
 
        down_read(&cb_lock);
        for (i = 0; i < GENL_FAM_TAB_SIZE; i++) {
@@ -1003,16 +1002,12 @@ static int genl_bind(struct net *net, int group)
                                        err = f->mcast_bind(net, fam_grp);
                                else
                                        err = 0;
-                               found = true;
                                break;
                        }
                }
        }
        up_read(&cb_lock);
 
-       if (WARN_ON(!found))
-               err = 0;
-
        return err;
 }