"agpmem" is never NULL here because it is the list cursor of a list_for_each_entry() list. Signed-off-by: Dan Carpenter <error27@xxxxxxxxx> diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 3778360..fda6746 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -138,7 +138,7 @@ static int drm_do_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) break; } - if (!agpmem) + if (&agpmem->head == &dev->agp->memory) goto vm_fault_error; /* -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html