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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>
This commit is contained in:
Mario Limonciello 2017-11-01 14:25:26 -05:00 committed by Darren Hart (VMware)
parent 7e6dcbebcb
commit fa9f924c7f
1 changed files with 1 additions and 5 deletions
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6
drivers/platform/x86/dell-wmi.c
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@ -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;