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[ACPI] drivers/acpi/video.c: fix error path NULL pointer dereference

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The Coverity checker spotted this bug in
acpi_video_device_lcd_query_levels().

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Adrian Bunk 2006-03-11 10:12:00 -05:00 committed by Len Brown
parent fdc136ccd3
commit 6665bda764
1 changed files with 1 additions and 1 deletions
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2
drivers/acpi/video.c
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@ -323,7 +323,7 @@ acpi_video_device_lcd_query_levels(struct acpi_video_device *device,
if (!ACPI_SUCCESS(status))
return_VALUE(status);
obj = (union acpi_object *)buffer.pointer;
if (!obj && (obj->type != ACPI_TYPE_PACKAGE)) {
if (!obj || (obj->type != ACPI_TYPE_PACKAGE)) {
ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _BCL data\n"));
status = -EFAULT;
goto err;