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tls: snmp: do not use SNMP_MIB_SENTINEL anymore 

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

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: John Fastabend <john.fastabend@gmail.com>
Reviewed-by: Sabrina Dubroca <sd@queasysnail.net>
Link: https://patch.msgid.link/20250905165813.1470708-8-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
pull/1354/merge
Eric Dumazet 2025-09-05 16:58:11 +00:00 committed by Jakub Kicinski
parent 52a33cae6a
commit 3a951f9520
1 changed files with 6 additions and 4 deletions
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10
net/tls/tls_proc.c
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@ -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;