Commit 3a951f95 authored by Eric Dumazet's avatar Eric Dumazet Committed by Jakub Kicinski
Browse files

tls: snmp: do not use SNMP_MIB_SENTINEL anymore 



Use ARRAY_SIZE(), so that we know the limit at compile time.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Cc: John Fastabend <john.fastabend@gmail.com>
Reviewed-by: default avatarSabrina Dubroca <sd@queasysnail.net>
Link: https://patch.msgid.link/20250905165813.1470708-8-edumazet@google.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 52a33cae

net/tls/tls_proc.c

+6 −4
Original line number Diff line number Diff line
@@ -27,17 +27,19 @@ static const struct snmp_mib tls_mib_list[] = { 
	SNMP_MIB_ITEM("TlsTxRekeyOk", LINUX_MIB_TLSTXREKEYOK),

	SNMP_MIB_ITEM("TlsTxRekeyError", LINUX_MIB_TLSTXREKEYERROR),

	SNMP_MIB_ITEM("TlsRxRekeyReceived", LINUX_MIB_TLSRXREKEYRECEIVED),

	SNMP_MIB_SENTINEL

};



static int tls_statistics_seq_show(struct seq_file *seq, void *v)

{

	unsigned long buf[LINUX_MIB_TLSMAX] = {};

	unsigned long buf[ARRAY_SIZE(tls_mib_list)];

	const int cnt = ARRAY_SIZE(tls_mib_list);

	struct net *net = seq->private;

	int i;



	snmp_get_cpu_field_batch(buf, tls_mib_list, net->mib.tls_statistics);

	for (i = 0; tls_mib_list[i].name; i++)

	memset(buf, 0, sizeof(buf));

	snmp_get_cpu_field_batch_cnt(buf, tls_mib_list, cnt,

				     net->mib.tls_statistics);

	for (i = 0; i < cnt; i++)

		seq_printf(seq, "%-32s\t%lu\n", tls_mib_list[i].name, buf[i]);



	return 0;