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Use memcpy plus a manual NUL termination when copying the interface name

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from the sdl because strlcpy requires that the source string be
NUL-terminated unlike strncpy.

Submitted by:	Peter Jeremy <PeterJeremy at optushome dot com dot au>
This commit is contained in:
Brooks Davis 2004-01-31 22:59:03 +00:00
parent 4543f32e21
commit bbe513dbf8
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=125280
1 changed files with 5 additions and 3 deletions
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8
sbin/ifconfig/ifconfig.c
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@ -596,9 +596,11 @@ main(int argc, char *argv[])
addrcount++;
next += nextifm->ifm_msglen;
}
strlcpy(name, sdl->sdl_data,
sizeof(name) <= sdl->sdl_nlen ?
sizeof(name) : sdl->sdl_nlen + 1);
memcpy(name, sdl->sdl_data,
sizeof(name) < sdl->sdl_nlen ?
sizeof(name)-1 : sdl->sdl_nlen);
name[sizeof(name) < sdl->sdl_nlen ?
sizeof(name)-1 : sdl->sdl_nlen] = '\0';
if (all || namesonly) {
if (uponly)