dell-wmi - fix condition to abort driver loading

From: Dmitry Torokhov <dmitry.torokhov@gmail.com>

The commit 1fdd407f4e3f2ecb453954cbebb6c22491c61853 incorrectly made driver
abort loading when known GUID is present when it should have done exactly
the opposite.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 500af8c9ada0..1b1dddbd5744 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -330,7 +330,7 @@ static int __init dell_wmi_init(void)
         int err;
         acpi_status status;
 
-        if (wmi_has_guid(DELL_EVENT_GUID)) {
+        if (!wmi_has_guid(DELL_EVENT_GUID)) {
                 printk(KERN_WARNING "dell-wmi: No known WMI GUID found\n");
                 return -ENODEV;
         }