hp-wmi: fix wifi cannot be hard-unblock (rhbz 1338025)

This commit is contained in:
Laura Abbott 2016-06-15 14:11:15 -07:00
parent 6e89960c91
commit a241169071
2 changed files with 54 additions and 0 deletions

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@ -0,0 +1,48 @@
From patchwork Mon Jun 13 11:44:00 2016
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
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Subject: hp-wmi: fix wifi cannot be hard-unblock
From: Alex Hung <alex.hung@canonical.com>
X-Patchwork-Id: 9172765
Message-Id: <1465818240-11994-1-git-send-email-alex.hung@canonical.com>
To: dvhart@infradead.org, platform-driver-x86@vger.kernel.org,
alex.hung@canonical.com, david.ward@ll.mit.edu
Date: Mon, 13 Jun 2016 19:44:00 +0800
Several users reported wifi cannot be unblocked as discussed in [1].
This patch removes the useof 2009 flag by BIOS but uses the actual WMI
function calls - it will be skipped if WMI reports unsupported
[1] https://bugzilla.kernel.org/show_bug.cgi?id=69131
Signed-off-by: Alex Hung <alex.hung@canonical.com>
---
drivers/platform/x86/hp-wmi.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 6f145f2..96ffda4 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -718,6 +718,11 @@ static int __init hp_wmi_rfkill_setup(struct platform_device *device)
if (err)
return err;
+ err = hp_wmi_perform_query(HPWMI_WIRELESS_QUERY, 1, &wireless,
+ sizeof(wireless), 0);
+ if (err)
+ return err;
+
if (wireless & 0x1) {
wifi_rfkill = rfkill_alloc("hp-wifi", &device->dev,
RFKILL_TYPE_WLAN,
@@ -882,7 +887,7 @@ static int __init hp_wmi_bios_setup(struct platform_device *device)
wwan_rfkill = NULL;
rfkill2_count = 0;
- if (hp_wmi_bios_2009_later() || hp_wmi_rfkill_setup(device))
+ if (hp_wmi_rfkill_setup(device))
hp_wmi_rfkill2_setup(device);
err = device_create_file(&device->dev, &dev_attr_display);

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@ -608,6 +608,9 @@ Patch666: ath9k-fix-GPIO-mask-for-AR9462-and-AR9565.patch
#CVE-2016-4470 rhbz 1341716 1346626
Patch727: KEYS-potential-uninitialized-variable.patch
#rhbz 1338025
Patch728: hp-wmi-fix-wifi-cannot-be-hard-unblock.patch
# END OF PATCH DEFINITIONS
%endif
@ -2133,6 +2136,9 @@ fi
#
#
%changelog
* Wed Jun 15 2016 Laura Abbott <labbott@fedoraproject.org>
- hp-wmi: fix wifi cannot be hard-unblock (rhbz 1338025)
* Wed Jun 15 2016 Josh Boyer <jwboyer@fedoraproject.org>
- CVE-2016-4470 keys: uninitialized variable crash (rhbz 1341716 1346626)