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iwd: Fix a use after free

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In connection_removed we use the id.name that was being g_freed a few
lines further down.

Fixes: bea6c40367 ('wifi/iwd: handle forgetting connection profiles')
(cherry picked from commit c1ff06e119)
This commit is contained in:
Andrew Zaborowski 2020-10-23 03:47:29 +02:00 • committed by Thomas Haller
parent d535da216c
commit 03b63a893f
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GPG key ID: 29C2366E4DFC5728
1 changed files with 3 additions and 2 deletions
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5
src/devices/wifi/nm-iwd-manager.c
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@ -673,15 +673,16 @@ connection_removed(NMSettings *settings, NMSettingsConnection *sett_conn, gpoint
gboolean mapped;
KnownNetworkData * data;
KnownNetworkId id;
gs_free char * ssid_str = NULL;
id.security = nm_wifi_connection_get_iwd_security(conn, &mapped);
if (!mapped)
return;
s_wireless = nm_connection_get_setting_wireless(conn);
id.name = _nm_utils_ssid_to_utf8(nm_setting_wireless_get_ssid(s_wireless));
ssid_str = _nm_utils_ssid_to_utf8(nm_setting_wireless_get_ssid(s_wireless));
id.name = ssid_str;
data = g_hash_table_lookup(priv->known_networks, &id);
g_free((char *) id.name);
if (!data)
return;