XArray: Fix an arithmetic error in xa_is_err

[linux-2.6-block.git] / include / linux / xarray.h

diff --git a/include/linux/xarray.h b/include/linux/xarray.h
index 7da665f5cb207cdd14434a0b388045df55217fbe..5d9d318bcf7a1af4379195ed048f3ddeea1fa0ed 100644 (file)
--- a/include/linux/xarray.h
+++ b/include/linux/xarray.h
@@ -177,7 +177,7 @@ static inline bool xa_is_internal(const void *entry)
 static inline bool xa_is_err(const void *entry)
 {
        return unlikely(xa_is_internal(entry) &&
-                       (unsigned long)entry >= -((MAX_ERRNO << 2) + 2));
+                       entry >= xa_mk_internal(-MAX_ERRNO));
 }
 
 /**