remove unused

diff --git a/include/mini-os/err.h b/include/mini-os/err.h
deleted file mode 100644 (file)
index 4e19619..0000000
--- a/include/mini-os/err.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef _ERR_H
-#define _ERR_H
-
-#include <mini-os/errno.h>
-
-/*
- * Kernel pointers have redundant information, so we can use a
- * scheme where we can return either an error code or a dentry
- * pointer with the same return value.
- *
- * This should be a per-architecture thing, to allow different
- * error and pointer decisions.
- */
-#define IS_ERR_VALUE(x) ((x) > (unsigned long)-1000L)
-
-static inline void *ERR_PTR(long error)
-{
-       return (void *) error;
-}
-
-static inline long PTR_ERR(const void *ptr)
-{
-       return (long) ptr;
-}
-
-static inline long IS_ERR(const void *ptr)
-{
-       return IS_ERR_VALUE((unsigned long)ptr);
-}
-
-#endif /* _LINUX_ERR_H */