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forecast: Restrict strncpy() call

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Closes strongswan/strongswan#331.
This commit is contained in:
Noel Kuntze
2021-05-04 14:48:53 +02:00
committed by Tobias Brunner
parent 2b89676157
commit e9a55abce4
1 changed files with 2 additions and 1 deletions
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src/libcharon/plugins/forecast/forecast_forwarder.c
+2 -1
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@@ -361,7 +361,8 @@ static int get_ifindex(private_kernel_listener_t *this, char *ifname)
{ {
struct ifreq ifr = {}; struct ifreq ifr = {};
strncpy(ifr.ifr_name, ifname, IFNAMSIZ); strncpy(ifr.ifr_name, ifname, IFNAMSIZ-1);
if (ioctl(this->raw, SIOCGIFINDEX, &ifr) == 0) if (ioctl(this->raw, SIOCGIFINDEX, &ifr) == 0)
{ {
return ifr.ifr_ifindex; return ifr.ifr_ifindex;