tcp_yeah: check struct yeah size at compile time

Compiler can perform the sanity check instead of waiting
to load the module and crash the host.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2021-06-29 06:52:13 -07:00 committed by David S. Miller
parent ecd89c02da
commit 6706721d82

View File

@ -221,7 +221,7 @@ static struct tcp_congestion_ops tcp_yeah __read_mostly = {
static int __init tcp_yeah_register(void)
{
BUG_ON(sizeof(struct yeah) > ICSK_CA_PRIV_SIZE);
BUILD_BUG_ON(sizeof(struct yeah) > ICSK_CA_PRIV_SIZE);
tcp_register_congestion_control(&tcp_yeah);
return 0;
}