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core: filter out invalid Wake-On-Lan flags

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NMSettingWired does not reject invalid flags. Filter them out in wake_on_lan_enable().
In practice, it makes no difference, the unknown flags were ignored anyway.

(cherry picked from commit c593834842)
This commit is contained in:
Thomas Haller 2022-11-09 10:10:43 +01:00
parent 40564c5d6a
commit ee6bf84559
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GPG key ID: 29C2366E4DFC5728
1 changed files with 10 additions and 0 deletions
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10
src/core/devices/nm-device-ethernet.c
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@ -1354,6 +1354,11 @@ wake_on_lan_enable(NMDevice *device)
if (s_wired) {
wol = nm_setting_wired_get_wake_on_lan(s_wired);
password = nm_setting_wired_get_wake_on_lan_password(s_wired);
/* NMSettingWired does not reject invalid flags. Filter them out here. */
wol = (wol
& (NM_SETTING_WIRED_WAKE_ON_LAN_ALL | NM_SETTING_WIRED_WAKE_ON_LAN_EXCLUSIVE_FLAGS));
if (wol != NM_SETTING_WIRED_WAKE_ON_LAN_DEFAULT)
goto found;
}
@ -1370,9 +1375,14 @@ wake_on_lan_enable(NMDevice *device)
nm_log_dbg(LOGD_ETHER, "invalid default value %u for wake-on-lan", (guint) wol);
wol = NM_SETTING_WIRED_WAKE_ON_LAN_DEFAULT;
}
wol = wol & (NM_SETTING_WIRED_WAKE_ON_LAN_ALL | NM_SETTING_WIRED_WAKE_ON_LAN_EXCLUSIVE_FLAGS);
if (wol != NM_SETTING_WIRED_WAKE_ON_LAN_DEFAULT)
goto found;
wol = NM_SETTING_WIRED_WAKE_ON_LAN_IGNORE;
found:
return nm_platform_ethtool_set_wake_on_lan(nm_device_get_platform(device),
nm_device_get_ifindex(device),