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hostapd: use strdup on string passed to hostapd_add_iface

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The data is modified within hostapd_add_iface

Signed-off-by: Felix Fietkau <nbd@nbd.name>
(cherry picked from commit 032d3fcf7a)
Link: https://github.com/openwrt/openwrt/pull/15898
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Felix Fietkau
2024-06-14 14:17:57 +02:00
committed by Hauke Mehrtens
parent aa27bd7087
commit 80a36594f9
1 changed files with 5 additions and 1 deletions
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6
package/network/services/hostapd/src/src/ap/ucode.c
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@@ -86,12 +86,16 @@ static uc_value_t *
uc_hostapd_add_iface(uc_vm_t *vm, size_t nargs) uc_hostapd_add_iface(uc_vm_t *vm, size_t nargs)
{ {
uc_value_t *iface = uc_fn_arg(0); uc_value_t *iface = uc_fn_arg(0);
char *data;
int ret; int ret;
if (ucv_type(iface) != UC_STRING) if (ucv_type(iface) != UC_STRING)
return ucv_int64_new(-1); return ucv_int64_new(-1);
ret = hostapd_add_iface(interfaces, ucv_string_get(iface)); data = strdup(ucv_string_get(iface));
ret = hostapd_add_iface(interfaces, data);
free(data);
hostapd_ucode_update_interfaces(); hostapd_ucode_update_interfaces();
return ucv_int64_new(ret); return ucv_int64_new(ret);