lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:   Tue, 22 Nov 2016 14:14:28 +0800
From:   Zhang Shengju <>
Subject: [net] 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 <>
 net/core/rtnetlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index f4b9350..09e115b 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2734,7 +2734,7 @@ static u16 rtnl_calcit(struct sk_buff *skb, struct nlmsghdr *nlh)
-	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)

Powered by blists - more mailing lists