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Diffstat (limited to 'arch/um/kernel/tt/include/uaccess-tt.h')
-rw-r--r--arch/um/kernel/tt/include/uaccess-tt.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/um/kernel/tt/include/uaccess-tt.h b/arch/um/kernel/tt/include/uaccess-tt.h
index dc2ebfa8c54..b9bfe9c481c 100644
--- a/arch/um/kernel/tt/include/uaccess-tt.h
+++ b/arch/um/kernel/tt/include/uaccess-tt.h
@@ -19,19 +19,13 @@
extern unsigned long end_vm;
extern unsigned long uml_physmem;
-#define under_task_size(addr, size) \
- (((unsigned long) (addr) < TASK_SIZE) && \
- (((unsigned long) (addr) + (size)) < TASK_SIZE))
-
#define is_stack(addr, size) \
(((unsigned long) (addr) < STACK_TOP) && \
((unsigned long) (addr) >= STACK_TOP - ABOVE_KMEM) && \
(((unsigned long) (addr) + (size)) <= STACK_TOP))
#define access_ok_tt(type, addr, size) \
- ((type == VERIFY_READ) || (segment_eq(get_fs(), KERNEL_DS)) || \
- (((unsigned long) (addr) <= ((unsigned long) (addr) + (size))) && \
- (under_task_size(addr, size) || is_stack(addr, size))))
+ (is_stack(addr, size))
extern unsigned long get_fault_addr(void);