[PATCH 3/3] dell-wmi: Don't generate errors on empty messages

[Matthew Garrett]

There's no point in generating kernel messages if we didn't receive a
parsable keyboard event - only do so if there appeared to be a scancode.

Signed-off-by: Matthew Garrett <mjg@xxxxxxxxxx>
---
 drivers/platform/x86/dell-wmi.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 9f345dc..0f900cc 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -176,9 +176,9 @@ static void dell_wmi_notify(u32 value, void *context)
 			input_sync(dell_wmi_input_dev);
 			input_report_key(dell_wmi_input_dev, key->keycode, 0);
 			input_sync(dell_wmi_input_dev);
-		} else
+		} else if (buffer[1] & 0xFFFF)
 			printk(KERN_INFO "dell-wmi: Unknown key %x pressed\n",
-			       buffer[1]);
+			       buffer[1] & 0xFFFF);
 	}
 }
 
-- 
1.6.2.2

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