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author | Eric Dumazet <edumazet@google.com> | 2019-11-07 20:51:18 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-11-08 01:17:52 +0100 |
commit | 200ecef67b8d09d16ec55f91c92751dcc7a38d40 (patch) | |
tree | 7bb22e541a0be9b507e4fe53f2d3de219ce41def /net/ipv4/syncookies.c | |
parent | selftests: Add source route tests to fib_tests (diff) | |
download | linux-200ecef67b8d09d16ec55f91c92751dcc7a38d40.tar.xz linux-200ecef67b8d09d16ec55f91c92751dcc7a38d40.zip |
tcp: Remove one extra ktime_get_ns() from cookie_init_timestamp
tcp_make_synack() already uses tcp_clock_ns(), and can pass
the value to cookie_init_timestamp() to avoid another call
to ktime_get_ns() helper.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/syncookies.c')
-rw-r--r-- | net/ipv4/syncookies.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c index 535b69326f66..345b2b0ff618 100644 --- a/net/ipv4/syncookies.c +++ b/net/ipv4/syncookies.c @@ -62,10 +62,10 @@ static u32 cookie_hash(__be32 saddr, __be32 daddr, __be16 sport, __be16 dport, * Since subsequent timestamps use the normal tcp_time_stamp value, we * must make sure that the resulting initial timestamp is <= tcp_time_stamp. */ -u64 cookie_init_timestamp(struct request_sock *req) +u64 cookie_init_timestamp(struct request_sock *req, u64 now) { struct inet_request_sock *ireq; - u32 ts, ts_now = tcp_time_stamp_raw(); + u32 ts, ts_now = tcp_ns_to_ts(now); u32 options = 0; ireq = inet_rsk(req); |