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ACPI: sbs: check for NULL device pointer

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Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lebedev, Vladimir P 2006-09-05 19:49:13 +04:00 • committed by Len Brown
parent b4bd8c6643
commit 963497c12a
1 changed files with 8 additions and 2 deletions
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10
drivers/acpi/sbs.c
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@ -1685,10 +1685,16 @@ static int acpi_sbs_add(struct acpi_device *device)
int acpi_sbs_remove(struct acpi_device *device, int type) int acpi_sbs_remove(struct acpi_device *device, int type)
{ {
struct acpi_sbs *sbs = (struct acpi_sbs *)acpi_driver_data(device); struct acpi_sbs *sbs = NULL;
int id; int id;
if (!device || !sbs) { if (!device) {
return -EINVAL;
}
sbs = (struct acpi_sbs *)acpi_driver_data(device);
if (!sbs) {
return -EINVAL; return -EINVAL;
} }