From: M. Braun <michael-dev@fami-braun.de>
Date: Thu, 15 Apr 2010 21:39:59 +0000 (+0300)
Subject: nl80211: Fix initial add_ifidx() realloc to not forget values
X-Git-Tag: hostap_0_7_2~20
X-Git-Url: http://www.project-moonshot.org/gitweb/?p=libeap.git;a=commitdiff_plain;h=0ab7a701ab538e8d3e4b1bd08bb2395a06a8ca7f

nl80211: Fix initial add_ifidx() realloc to not forget values

We need to make a copy of the old entries the first time the
if_indices buffer gets allocated.
---

diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 4a19047..bd7df65 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -4135,7 +4135,9 @@ static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
 			   "interfaces");
 		wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
 		return;
-	}
+	} else if (!old)
+		os_memcpy(drv->if_indices, drv->default_if_indices,
+			  sizeof(drv->default_if_indices));
 	drv->if_indices[drv->num_if_indices] = ifidx;
 	drv->num_if_indices++;
 }