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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/tftp.c
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@@ -234,7 +234,7 @@ void tftp_request(struct listener *listen, time_t now)
#endif
}
strncpy(ifr.ifr_name, name, IF_NAMESIZE);
safe_strncpy(ifr.ifr_name, name, IF_NAMESIZE);
if (ioctl(listen->tftpfd, SIOCGIFMTU, &ifr) != -1)
{
mtu = ifr.ifr_mtu;