Make err.h a bit more Windows friendly
Using unsigned long to hold pointers is a linuxism, clean
it up.
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/err.h b/err.h
index 5c024ee..0765f1b 100644
--- a/err.h
+++ b/err.h
@@ -11,26 +11,26 @@
*/
#define MAX_ERRNO 4095
-#define IS_ERR_VALUE(x) ((x) >= (unsigned long)-MAX_ERRNO)
+#define IS_ERR_VALUE(x) ((x) >= (uintptr_t)-MAX_ERRNO)
-static inline void *ERR_PTR(long error)
+static inline void *ERR_PTR(uintptr_t error)
{
return (void *) error;
}
-static inline long PTR_ERR(const void *ptr)
+static inline uintptr_t PTR_ERR(const void *ptr)
{
- return (long) ptr;
+ return (uintptr_t) ptr;
}
-static inline long IS_ERR(const void *ptr)
+static inline uintptr_t IS_ERR(const void *ptr)
{
- return IS_ERR_VALUE((unsigned long)ptr);
+ return IS_ERR_VALUE((uintptr_t)ptr);
}
-static inline long IS_ERR_OR_NULL(const void *ptr)
+static inline uintptr_t IS_ERR_OR_NULL(const void *ptr)
{
- return !ptr || IS_ERR_VALUE((unsigned long)ptr);
+ return !ptr || IS_ERR_VALUE((uintptr_t)ptr);
}
static inline int PTR_ERR_OR_ZERO(const void *ptr)