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Fix lengths of interface names

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Use helper function similar to copy correctly limited names into
buffers.
This commit is contained in:
Petr Menšík
2018-08-15 18:17:00 +02:00
committed by Simon Kelley
parent 2b38e3823b
commit 47b45b2967
11 changed files with 44 additions and 26 deletions
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2
src/bpf.c
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@@ -169,7 +169,7 @@ int iface_enumerate(int family, void *parm, int (*callback)())
struct in6_ifreq ifr6;
memset(&ifr6, 0, sizeof(ifr6));
strncpy(ifr6.ifr_name, addrs->ifa_name, sizeof(ifr6.ifr_name));
safe_strncpy(ifr6.ifr_name, addrs->ifa_name, sizeof(ifr6.ifr_name));
ifr6.ifr_addr = *((struct sockaddr_in6 *) addrs->ifa_addr);
if (fd != -1 && ioctl(fd, SIOCGIFAFLAG_IN6, &ifr6) != -1)