sony-laptop: ignore missing _DIS method on pic device

At least the Vaio VGN-Z540N doesn't have this method, so let's not fail to suspend just because it doesn't exist. Signed-off-by: Adam Jackson <[email protected]> Acked-by: Mattia Dongili <[email protected]> Cc: Len Brown <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
mna · Oct 30, 2008 · 6158d3a · 6158d3a
1 parent def1be2
commit 6158d3a
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
@@ -2315,8 +2315,10 @@ static int sony_pic_possible_resources(struct acpi_device *device)
  */
 static int sony_pic_disable(struct acpi_device *device)
 {
-	if (ACPI_FAILURE(acpi_evaluate_object(device->handle,
-			"_DIS", NULL, NULL)))
+	acpi_status ret = acpi_evaluate_object(device->handle, "_DIS", NULL,
+					       NULL);
+
+	if (ACPI_FAILURE(ret) && ret != AE_NOT_FOUND)
 		return -ENXIO;
 
 	dprintk("Device disabled\n");