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| author | Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2016-04-26 10:06:14 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-04-26 12:00:48 -0400 |
| commit | 6ed46d1247a595c58b6c04481fa77cf532f45de0 (patch) | |
| tree | 16ff8cec378c83d80cb395c152af472fa9fdb3de /net | |
| parent | 3c6f3714d6a9e051eb84759e4fa5a2f4a3e730c6 (diff) | |
| download | linux-6ed46d1247a595c58b6c04481fa77cf532f45de0.tar.gz linux-6ed46d1247a595c58b6c04481fa77cf532f45de0.tar.bz2 linux-6ed46d1247a595c58b6c04481fa77cf532f45de0.zip | |
sock_diag: align nlattr properly when needed
I also fix the value of INET_DIAG_MAX. It's wrong since commit 8f840e47f190
which is only in net-next right now, thus I didn't make a separate patch.
Fixes: 8f840e47f190 ("sctp: add the sctp_diag.c file")
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/sock_diag.c | 2 | ||||
| -rw-r--r-- | net/ipv4/inet_diag.c | 9 | ||||
| -rw-r--r-- | net/sctp/sctp_diag.c | 5 |
3 files changed, 10 insertions, 6 deletions
diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c index ca9e35bbe13c..6b10573cc9fa 100644 --- a/net/core/sock_diag.c +++ b/net/core/sock_diag.c @@ -120,7 +120,7 @@ static size_t sock_diag_nlmsg_size(void) { return NLMSG_ALIGN(sizeof(struct inet_diag_msg) + nla_total_size(sizeof(u8)) /* INET_DIAG_PROTOCOL */ - + nla_total_size(sizeof(struct tcp_info))); /* INET_DIAG_INFO */ + + nla_total_size_64bit(sizeof(struct tcp_info))); /* INET_DIAG_INFO */ } static void sock_diag_broadcast_destroy_work(struct work_struct *work) diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c index ad7956fa659a..25af1243649b 100644 --- a/net/ipv4/inet_diag.c +++ b/net/ipv4/inet_diag.c @@ -220,8 +220,9 @@ int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk, } if ((ext & (1 << (INET_DIAG_INFO - 1))) && handler->idiag_info_size) { - attr = nla_reserve(skb, INET_DIAG_INFO, - handler->idiag_info_size); + attr = nla_reserve_64bit(skb, INET_DIAG_INFO, + handler->idiag_info_size, + INET_DIAG_PAD); if (!attr) goto errout; @@ -1078,7 +1079,9 @@ int inet_diag_handler_get_info(struct sk_buff *skb, struct sock *sk) } attr = handler->idiag_info_size - ? nla_reserve(skb, INET_DIAG_INFO, handler->idiag_info_size) + ? nla_reserve_64bit(skb, INET_DIAG_INFO, + handler->idiag_info_size, + INET_DIAG_PAD) : NULL; if (attr) info = nla_data(attr); diff --git a/net/sctp/sctp_diag.c b/net/sctp/sctp_diag.c index bb2d8d9608e9..84829fff3bc9 100644 --- a/net/sctp/sctp_diag.c +++ b/net/sctp/sctp_diag.c @@ -161,8 +161,9 @@ static int inet_sctp_diag_fill(struct sock *sk, struct sctp_association *asoc, if (ext & (1 << (INET_DIAG_INFO - 1))) { struct nlattr *attr; - attr = nla_reserve(skb, INET_DIAG_INFO, - sizeof(struct sctp_info)); + attr = nla_reserve_64bit(skb, INET_DIAG_INFO, + sizeof(struct sctp_info), + INET_DIAG_PAD); if (!attr) goto errout; |