[PATCH v2 4/6] nl80211: Remove obsolete ifindex
Alexander Savchenko
oleksandr.savchenko at celeno.com
Tue Sep 6 09:14:08 PDT 2022
When the ifindex of the interface is changed, the obsolete ifindex is
not removed from the local ifidx list and have_idx()
can return false positive.
ifindex can be changed after calling of device_reprobe() in some wifi drivers.
Signed-off-by: Alexander Savchenko <oleksandr.savchenko at celeno.com>
---
src/drivers/driver_nl80211.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 38bdbe4f0..69d5f3d2f 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -1119,6 +1119,7 @@ static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
nl80211_check_global(drv->global);
wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
"interface");
+ del_ifidx(drv, drv->ifindex, IFIDX_ANY);
if (wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL) < 0)
return -1;
return 1;
--
2.25.0
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