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authorZhang Shengju <zhangshengju@cmss.chinamobile.com>2016-11-22 14:14:28 +0800
committerDavid S. Miller <davem@davemloft.net>2016-11-23 20:18:36 -0500
commit93af205656bed3d8d3f4b85b2a3749c7ed7d996a (patch)
tree8e8802881d7ea5a749faf4ea97e81adae6dca0bd /net
parent57aac71b3e9ed890cf2219dd980c36f859b43d6a (diff)
downloadlinux-93af205656bed3d8d3f4b85b2a3749c7ed7d996a.tar.bz2
rtnetlink: fix the wrong minimal dump size getting from rtnl_calcit()
For RT netlink, calcit() function should return the minimal size for netlink dump message. This will make sure that dump message for every network device can be stored. Currently, rtnl_calcit() function doesn't account the size of header of netlink message, this patch will fix it. Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/rtnetlink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a99917b5de33..deb35acbefd0 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2737,7 +2737,7 @@ static u16 rtnl_calcit(struct sk_buff *skb, struct nlmsghdr *nlh)
ext_filter_mask));
}
- return min_ifinfo_dump_size;
+ return nlmsg_total_size(min_ifinfo_dump_size);
}
static int rtnl_dump_all(struct sk_buff *skb, struct netlink_callback *cb)