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authorMario Limonciello <mario.limonciello@dell.com>2017-11-01 22:25:26 +0300
committerDarren Hart (VMware) <dvhart@infradead.org>2017-11-04 02:33:58 +0300
commitfa9f924c7ff95f9299e11657c4441288d7f01dbd (patch)
treedb4eaad9adf20ac5432056270b1779e5ccbc6b94 /drivers/platform/x86/dell-wmi.c
parent7e6dcbebcbc5d8cd7d9e564d9cfbf523c2fbcb68 (diff)
downloadlinux-fa9f924c7ff95f9299e11657c4441288d7f01dbd.tar.xz
platform/x86: dell-wmi: don't check length returned
This is intended to be variable and provided by the platform. Some platforms this year will be adopting a 32k WMI buffer, so don't complain when encountering those platforms or any other future changes. Signed-off-by: Mario Limonciello <mario.limonciello@dell.com> Reviewed-by: Edward O'Callaghan <quasisec@google.com> Reviewed-by: Pali Rohár <pali.rohar@gmail.com> Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Diffstat (limited to 'drivers/platform/x86/dell-wmi.c')
-rw-r--r--drivers/platform/x86/dell-wmi.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index b2bd396acac5..da4f629d0831 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -624,7 +624,7 @@ static void dell_wmi_input_destroy(struct wmi_device *wdev)
* Vendor Signature 0 4 "DELL"
* Object Signature 4 4 " WMI"
* WMI Interface Version 8 4 <version>
- * WMI buffer length 12 4 4096
+ * WMI buffer length 12 4 <length>
*/
static int dell_wmi_check_descriptor_buffer(struct wmi_device *wdev)
{
@@ -674,10 +674,6 @@ static int dell_wmi_check_descriptor_buffer(struct wmi_device *wdev)
dev_warn(&wdev->dev, "Dell descriptor buffer has unknown version (%lu)\n",
(unsigned long) buffer[2]);
- if (buffer[3] != 4096)
- dev_warn(&wdev->dev, "Dell descriptor buffer has invalid buffer length (%d)\n",
- buffer[3]);
-
priv->interface_version = buffer[2];
ret = 0;