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| author | David S. Miller <davem@davemloft.net> | 2009-01-05 11:59:00 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-01-05 11:59:00 +0300 |
| commit | 7945cc6464a4db0caf6dfacdfe05806051c4cb7b (patch) | |
| tree | 8bcd5f9cb276229f1b25844249a4243b6f95f656 | |
| parent | 4f7d54f59bc470f0aaa932f747a95232d7ebf8b1 (diff) | |
| download | linux-7945cc6464a4db0caf6dfacdfe05806051c4cb7b.tar.xz | |
tcp: Kill extraneous SPLICE_F_NONBLOCK checks.
In splice TCP receive, the SPLICE_F_NONBLOCK flag is used
to compute the "timeo" value. So checking it again inside
of the main receive loop to trigger -EAGAIN processing is
entirely unnecessary.
Noticed by Jarek P. and Lennert Buytenhek.
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/tcp.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index bce1b068f2a7..35bcddf8a932 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -597,10 +597,6 @@ ssize_t tcp_splice_read(struct socket *sock, loff_t *ppos, ret = -ENOTCONN; break; } - if (flags & SPLICE_F_NONBLOCK) { - ret = -EAGAIN; - break; - } if (!timeo) { ret = -EAGAIN; break; |