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wext_scan: fix possibly unterminated ifname string

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Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
This commit is contained in:
Jo-Philipp Wich
2015-10-29 10:53:32 +01:00
parent 8d5afddf22
commit 1e628bb535
1 changed files with 1 additions and 1 deletions
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iwinfo_wext_scan.c
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@@ -25,7 +25,7 @@
static int wext_ioctl(const char *ifname, int cmd, struct iwreq *wrq) static int wext_ioctl(const char *ifname, int cmd, struct iwreq *wrq)
{ {
strncpy(wrq->ifr_name, ifname, IFNAMSIZ); strncpy(wrq->ifr_name, ifname, IFNAMSIZ - 1);
return iwinfo_ioctl(cmd, wrq); return iwinfo_ioctl(cmd, wrq);
} }