From cd09fd82522861830aaf9d237b26eef5f9ba50d2 Mon Sep 17 00:00:00 2001

From: Bart Van Assche <bvanassche@acm.org>

Date: Wed, 21 Nov 2018 20:47:42 -0800

Subject: [PATCH] MIB-II: Only log once that opening /proc/net/if_inet6 failed

If IPv6 has been disabled (ipv6.disable=1) then opening /proc/net/if_inet6

fails. Only log this once instead of thousand of times a day.

Reported-by: Fif <lefif@users.sourceforge.net>

---

 agent/mibgroup/ip-mib/data_access/ipaddress_linux.c | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/agent/mibgroup/ip-mib/data_access/ipaddress_linux.c b/agent/mibgroup/ip-mib/data_access/ipaddress_linux.c

index 5ddead3e0..280575ce3 100644

--- a/agent/mibgroup/ip-mib/data_access/ipaddress_linux.c

+++ b/agent/mibgroup/ip-mib/data_access/ipaddress_linux.c

@@ -234,7 +234,7 @@ _load_v6(netsnmp_container *container, int idx_offset)

 #define PROCFILE "/proc/net/if_inet6"

     if (!(in = fopen(PROCFILE, "r"))) {

-        snmp_log_perror("ipaddress_linux: could not open " PROCFILE);

+        NETSNMP_LOGONCE((LOG_ERR, "ipaddress_linux: could not open " PROCFILE));

         return -2;

     }