remove hacky implementation of userspace writes

1 files changed, 0 insertions, 16 deletions

diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index 6ae0ff9494..975c963e57 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -84,20 +84,4 @@ static inline unsigned long __copy_from_user_nocache(void *to,
                 ret;                                    \
         })
 
-/* This is a naive attempt at a write version of the above native Linux macro.
- */
-#define poke_kernel_address(val, addr)                  \
-        ({                                              \
-                long ret;                               \
-                mm_segment_t old_fs = get_fs();         \
-                                                        \
-                set_fs(KERNEL_DS);                      \
-                pagefault_disable();                    \
-                ret = __put_user(val, (__force typeof(val) __user *)(addr)); \
-                pagefault_enable();                     \
-                set_fs(old_fs);                         \
-                ret;                                    \
-        })
-
-
 #endif          /* __LINUX_UACCESS_H__ */