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fix wrong nlmsg_len

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nlmsg_len is the length of message including header.

Signed-off-by: Shuai Zhang <zs.broccoli@gmail.com>
Acked-by: Stéphane Graber <stgraber@ubuntu.com>
This commit is contained in:
Shuai Zhang 2014-11-27 20:38:01 +08:00 committed by Stéphane Graber
parent a6ee12772a
commit b588716468
1 changed files with 2 additions and 2 deletions
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4
src/lxc/nl.c
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@ -107,14 +107,14 @@ void nla_end_nested(struct nlmsg *nlmsg, struct rtattr *attr)
extern struct nlmsg *nlmsg_alloc(size_t size)
{
struct nlmsg *nlmsg;
size_t len = NLMSG_ALIGN(size) + NLMSG_ALIGN(sizeof(struct nlmsghdr *));
size_t len = NLMSG_HDRLEN + NLMSG_ALIGN(size);
nlmsg = (struct nlmsg *)malloc(len);
if (!nlmsg)
return NULL;
memset(nlmsg, 0, len);
nlmsg->nlmsghdr.nlmsg_len = NLMSG_ALIGN(size);
nlmsg->nlmsghdr.nlmsg_len = NLMSG_HDRLEN;
return nlmsg;
}