From: Thomas Graf <tgraf@suug.ch>
Date: Tue, 24 Jul 2007 22:33:51 +0000 (-0700)
Subject: [GENETLINK]: Fix adjustment of number of multicast groups
X-Git-Tag: archive/raspbian/4.9.13-1+rpi1~10^2~35565^2~2
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=2c04ddb707b4d50c314186249f466b6720ee4289;p=linux-4.9.git

[GENETLINK]: Fix adjustment of number of multicast groups

The current calculation of the maximum number of genetlink
multicast groups seems odd, fix it.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 61d65569e2be..457a2873bb03 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -184,7 +184,7 @@ int genl_register_mc_group(struct genl_family *family,
 	}
 
 	err = netlink_change_ngroups(genl_sock,
-				     sizeof(unsigned long) * NETLINK_GENERIC);
+				     mc_groups_longs * BITS_PER_LONG);
 	if (err)
 		goto out;