net: Correct type of tcp_syncookies sysctl.

It can take on the values of '0', '1', and '2' and thus
is not a boolean.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2020-01-02 16:07:38 -08:00
parent c9655008e7
commit d8513df259

View File

@ -603,7 +603,7 @@ tcp_synack_retries - INTEGER
with the current initial RTO of 1second. With this the final timeout
for a passive TCP connection will happen after 63seconds.
tcp_syncookies - BOOLEAN
tcp_syncookies - INTEGER
Only valid when the kernel was compiled with CONFIG_SYN_COOKIES
Send out syncookies when the syn backlog queue of a socket
overflows. This is to prevent against the common 'SYN flood attack'