[PATCH] P2P: p2p_group_remove should fail on non p2p interface

Michael Naumov michael.naumov at intel.com
Mon Jul 16 21:09:27 EDT 2012


p2p_group_remove should only attempt to remove p2p group
interfaces and fail on non p2p group interfaces

Signed-hostap: Michael Naumov <michael.naumov at intel.com>
Signed-hostap: Nirav Shah <nirav.j2.shah at intel.com>
---
 wpa_supplicant/p2p_supplicant.c |   15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/wpa_supplicant/p2p_supplicant.c b/wpa_supplicant/p2p_supplicant.c
index 218ed2f..99a4ca9 100644
--- a/wpa_supplicant/p2p_supplicant.c
+++ b/wpa_supplicant/p2p_supplicant.c
@@ -214,7 +214,7 @@ static struct wpa_supplicant * wpas_get_p2p_group(struct wpa_supplicant *wpa_s,
 }
 
 
-static void wpas_p2p_group_delete(struct wpa_supplicant *wpa_s, int silent)
+static int wpas_p2p_group_delete(struct wpa_supplicant *wpa_s, int silent)
 {
 	struct wpa_ssid *ssid;
 	char *gtype;
@@ -234,6 +234,11 @@ static void wpas_p2p_group_delete(struct wpa_supplicant *wpa_s, int silent)
 				break;
 			ssid = ssid->next;
 		}
+		if (ssid == NULL) {
+			wpa_printf(MSG_ERROR, "P2P: P2P group interface "
+				   "not found");
+			return -1;
+		}
 	}
 	if (wpa_s->p2p_group_interface == P2P_GROUP_INTERFACE_GO)
 		gtype = "GO";
@@ -295,7 +300,7 @@ static void wpas_p2p_group_delete(struct wpa_supplicant *wpa_s, int silent)
 		if (wpa_s && ifname)
 			wpa_drv_if_remove(wpa_s, type, ifname);
 		os_free(ifname);
-		return;
+		return 0;
 	}
 
 	wpa_printf(MSG_DEBUG, "P2P: Remove temporary group network");
@@ -328,6 +333,8 @@ static void wpas_p2p_group_delete(struct wpa_supplicant *wpa_s, int silent)
 		wpa_supplicant_ap_deinit(wpa_s);
 	else
 		wpa_drv_deinit_p2p_cli(wpa_s);
+
+	return 0;
 }
 
 
@@ -4795,9 +4802,7 @@ int wpas_p2p_disconnect(struct wpa_supplicant *wpa_s)
 		return -1;
 
 	wpa_s->removal_reason = P2P_GROUP_REMOVAL_REQUESTED;
-	wpas_p2p_group_delete(wpa_s, 0);
-
-	return 0;
+	return wpas_p2p_group_delete(wpa_s, 0);
 }
 
 
-- 
1.7.9.5



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