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-rw-r--r--doc/developer/checkpatch.rst9
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diff --git a/doc/developer/checkpatch.rst b/doc/developer/checkpatch.rst
index d8fe007..4ef261b 100644
--- a/doc/developer/checkpatch.rst
+++ b/doc/developer/checkpatch.rst
@@ -761,15 +761,6 @@ Indentation and Line Breaks
Macros, Attributes and Symbols
------------------------------
- **ARRAY_SIZE**
- The ARRAY_SIZE(foo) macro should be preferred over
- sizeof(foo)/sizeof(foo[0]) for finding number of elements in an
- array.
-
- The macro is defined in include/linux/kernel.h::
-
- #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-
**AVOID_EXTERNS**
Function prototypes don't need to be declared extern in .h
files. It's assumed by the compiler and is unnecessary.