1
0
mirror of https://git.openwrt.org/openwrt/openwrt.git synced 2024-06-18 21:23:55 +02:00
openwrt/package/kernel/mac80211/patches/brcm/862-brcmfmac-Disable-power-management.patch
Hauke Mehrtens 123d12eada mac80211: Update to backports-4.19.207-1
Refresh all patches.

This contains fixes for CVE-2020-3702

1. These patches (ath, ath9k, mac80211)  were included in kernel
versions since 4.14.245 and 4.19.205. They fix security vulnerability
CVE-2020-3702 [1] similar to KrØØk, which was found by ESET [2].

Thank you Josef Schlehofer for reporting this problem.

[1] https://nvd.nist.gov/vuln/detail/CVE-2020-3702
[2] https://www.welivesecurity.com/2020/08/06/beyond-kr00k-even-more-wifi-chips-vulnerable-eavesdropping/

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2021-09-22 23:23:57 +02:00

28 lines
972 B
Diff

From 66ae1b1750720a33e29792a177b1e696f4f005fb Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 9 Mar 2016 17:25:59 +0000
Subject: [PATCH] brcmfmac: Disable power management
Disable wireless power saving in the brcmfmac WLAN driver. This is a
temporary measure until the connectivity loss resulting from power
saving is resolved.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -2869,6 +2869,10 @@ brcmf_cfg80211_set_power_mgmt(struct wip
* preference in cfg struct to apply this to
* FW later while initializing the dongle
*/
+#if defined(CONFIG_ARCH_BCM2835)
+ brcmf_dbg(INFO, "power management disabled\n");
+ enabled = false;
+#endif
cfg->pwr_save = enabled;
if (!check_vif_up(ifp->vif)) {