Don't send packets to the client if we already kicked them. This should fix d4rin's crash. The cause of the overflow isn't fixed, nor known, but this at least should not kill the server any more.

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@3859 fc73d0e0-1445-4013-8a0c-d673dee63da5

engine/server/sv_send.c

@@ -2261,6 +2261,7 @@ void SV_SendClientMessages (void)
 			SV_DropClient (c);
 			c->send_message = true;
 			c->netchan.cleartime = 0;	// don't choke this message
+			continue;
 		}
 
 		// only send messages if the client has sent one