| From c39508d6f118308355468314ff414644115a07f3 Mon Sep 17 00:00:00 2001 |
| From: David S. Miller <davem@davemloft.net> |
| Date: Wed, 24 Nov 2010 11:47:22 -0800 |
| Subject: tcp: Make TCP_MAXSEG minimum more correct. |
| |
| From: David S. Miller <davem@davemloft.net> |
| |
| commit c39508d6f118308355468314ff414644115a07f3 upstream. |
| |
| Use TCP_MIN_MSS instead of constant 64. |
| |
| Reported-by: Min Zhang <mzhang@mvista.com> |
| Signed-off-by: David S. Miller <davem@davemloft.net> |
| Cc: Moritz Muehlenhoff <jmm@debian.org> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
| |
| --- |
| net/ipv4/tcp.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/net/ipv4/tcp.c |
| +++ b/net/ipv4/tcp.c |
| @@ -2117,7 +2117,7 @@ static int do_tcp_setsockopt(struct sock |
| /* Values greater than interface MTU won't take effect. However |
| * at the point when this call is done we typically don't yet |
| * know which interface is going to be used */ |
| - if (val < 64 || val > MAX_TCP_WINDOW) { |
| + if (val < TCP_MIN_MSS || val > MAX_TCP_WINDOW) { |
| err = -EINVAL; |
| break; |
| } |
