diff options
| author | Stephen Hemminger <shemminger@vyatta.com> | 2011-12-07 00:09:56 +0400 |
|---|---|---|
| committer | Denis Ovsienko <infrastation@yandex.ru> | 2012-01-02 17:15:55 +0400 |
| commit | 7e7a2d38b2d5d5edd3be7d6754d67c3231ee215e (patch) | |
| tree | e50e725a1b472ba7db5f33b490786b4c1c1149f4 /zebra/ipforward_proc.c | |
| parent | 8502229b7ed198d994017e4fd04000d429ca9c8d (diff) | |
zebra: fix warnings in forward proc
Check result of fgets(), and don't set variable that is
never used.
Diffstat (limited to 'zebra/ipforward_proc.c')
| -rw-r--r-- | zebra/ipforward_proc.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/zebra/ipforward_proc.c b/zebra/ipforward_proc.c index 73846137..2876eded 100644 --- a/zebra/ipforward_proc.c +++ b/zebra/ipforward_proc.c @@ -45,7 +45,6 @@ ipforward (void) { FILE *fp; int ipforwarding = 0; - char *pnt; char buf[10]; fp = fopen (proc_net_snmp, "r"); @@ -59,8 +58,8 @@ ipforward (void) /* Get ip_statistics.IpForwarding : 1 => ip forwarding enabled 2 => ip forwarding off. */ - pnt = fgets (buf, 6, fp); - sscanf (buf, "Ip: %d", &ipforwarding); + if (fgets (buf, 6, fp)) + sscanf (buf, "Ip: %d", &ipforwarding); fclose(fp); @@ -140,8 +139,8 @@ ipforward_ipv6 (void) if (fp == NULL) return -1; - fgets (buf, 2, fp); - sscanf (buf, "%d", &ipforwarding); + if (fgets (buf, 2, fp)) + sscanf (buf, "%d", &ipforwarding); fclose (fp); return ipforwarding; |