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| author | James Morris <jmorris@namei.org> | 2009-03-24 10:52:46 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-03-24 10:52:46 +1100 |
| commit | 703a3cd72817e99201cef84a8a7aecc60b2b3581 (patch) | |
| tree | 3e943755178ff410694722bb031f523136fbc432 /net/ipv6/ip6_flowlabel.c | |
| parent | df7f54c012b92ec93d56b68547351dcdf8a163d3 (diff) | |
| parent | 8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff) | |
Merge branch 'master' into next
Diffstat (limited to 'net/ipv6/ip6_flowlabel.c')
| -rw-r--r-- | net/ipv6/ip6_flowlabel.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c index c62dd247774..7712578bdc6 100644 --- a/net/ipv6/ip6_flowlabel.c +++ b/net/ipv6/ip6_flowlabel.c @@ -323,17 +323,21 @@ static struct ip6_flowlabel * fl_create(struct net *net, struct in6_flowlabel_req *freq, char __user *optval, int optlen, int *err_p) { - struct ip6_flowlabel *fl; + struct ip6_flowlabel *fl = NULL; int olen; int addr_type; int err; + olen = optlen - CMSG_ALIGN(sizeof(*freq)); + err = -EINVAL; + if (olen > 64 * 1024) + goto done; + err = -ENOMEM; fl = kzalloc(sizeof(*fl), GFP_KERNEL); if (fl == NULL) goto done; - olen = optlen - CMSG_ALIGN(sizeof(*freq)); if (olen > 0) { struct msghdr msg; struct flowi flowi; |