diff options
| author | Florian Westphal | 2020-07-21 21:08:54 +0200 |
|---|---|---|
| committer | David S. Miller | 2020-07-21 16:22:18 -0700 |
| commit | c1d069e3bfc9e4021f087016578fbff209f493fd (patch) | |
| tree | 5922e2a78ec3f7280423f7ef3119e73d7e77a608 /net/mptcp | |
| parent | 1fe4085f90bca7001f3713c651b4c7368cac779a (diff) | |
mptcp: move helper to where its used
Only used in token.c.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/protocol.h | 11 | ||||
| -rw-r--r-- | net/mptcp/token.c | 12 |
2 files changed, 12 insertions, 11 deletions
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index e5baaef5ec89..6e114c09e5b4 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -396,17 +396,6 @@ struct mptcp_sock *mptcp_token_iter_next(const struct net *net, long *s_slot, void mptcp_token_destroy(struct mptcp_sock *msk); void mptcp_crypto_key_sha(u64 key, u32 *token, u64 *idsn); -static inline void mptcp_crypto_key_gen_sha(u64 *key, u32 *token, u64 *idsn) -{ - /* we might consider a faster version that computes the key as a - * hash of some information available in the MPTCP socket. Use - * random data at the moment, as it's probably the safest option - * in case multiple sockets are opened in different namespaces at - * the same time. - */ - get_random_bytes(key, sizeof(u64)); - mptcp_crypto_key_sha(*key, token, idsn); -} void mptcp_crypto_hmac_sha(u64 key1, u64 key2, u8 *msg, int len, void *hmac); diff --git a/net/mptcp/token.c b/net/mptcp/token.c index 7d8106026081..b25b390dbbff 100644 --- a/net/mptcp/token.c +++ b/net/mptcp/token.c @@ -83,6 +83,18 @@ static bool __token_bucket_busy(struct token_bucket *t, u32 token) __token_lookup_req(t, token) || __token_lookup_msk(t, token); } +static void mptcp_crypto_key_gen_sha(u64 *key, u32 *token, u64 *idsn) +{ + /* we might consider a faster version that computes the key as a + * hash of some information available in the MPTCP socket. Use + * random data at the moment, as it's probably the safest option + * in case multiple sockets are opened in different namespaces at + * the same time. + */ + get_random_bytes(key, sizeof(u64)); + mptcp_crypto_key_sha(*key, token, idsn); +} + /** * mptcp_token_new_request - create new key/idsn/token for subflow_request * @req: the request socket |