diff options
| author | Ingo Molnar <mingo@kernel.org> | 2016-02-17 10:37:36 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-02-17 10:37:36 +0100 |
| commit | 9109dc97b0155e500cdf3bcd91507bc24defefc1 (patch) | |
| tree | 5d721cbfeb3576dc6969093ab04f17666737b6a4 /net/sctp/socket.c | |
| parent | 27f6d22b037b2be6685e0e27cce929779d634119 (diff) | |
| parent | 059fcd8cd16622da6513804a7a3e826d152c6c96 (diff) | |
Merge branch 'perf/urgent' into perf/core, to queue up dependent patch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/sctp/socket.c')
| -rw-r--r-- | net/sctp/socket.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 5ca2ebfe0be83..e878da0949dbf 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -5538,6 +5538,7 @@ static int sctp_getsockopt_hmac_ident(struct sock *sk, int len, struct sctp_hmac_algo_param *hmacs; __u16 data_len = 0; u32 num_idents; + int i; if (!ep->auth_enable) return -EACCES; @@ -5555,8 +5556,12 @@ static int sctp_getsockopt_hmac_ident(struct sock *sk, int len, return -EFAULT; if (put_user(num_idents, &p->shmac_num_idents)) return -EFAULT; - if (copy_to_user(p->shmac_idents, hmacs->hmac_ids, data_len)) - return -EFAULT; + for (i = 0; i < num_idents; i++) { + __u16 hmacid = ntohs(hmacs->hmac_ids[i]); + + if (copy_to_user(&p->shmac_idents[i], &hmacid, sizeof(__u16))) + return -EFAULT; + } return 0; } |