[PATCH] overflow.h: Rename __ab_c_size() to __calc_size()

[Borislav Petkov]

From: Borislav Petkov <b...@suse.de>

... to make its name readable to humans so that it can denote what that
helper does.

No functional changes.

Signed-off-by: Borislav Petkov <b...@suse.de>
Cc: Kees Cook <keesc...@chromium.org>
Cc: Matthew Wilcox <wi...@infradead.org>
---
 include/linux/overflow.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/overflow.h b/include/linux/overflow.h
index 40b48e2133cb..a9cb77d54df0 100644
--- a/include/linux/overflow.h
+++ b/include/linux/overflow.h
@@ -278,7 +278,7 @@ static inline __must_check size_t array3_size(size_t a, 
size_t b, size_t c)
        return bytes;
 }
 
-static inline __must_check size_t __ab_c_size(size_t n, size_t size, size_t c)
+static inline __must_check size_t __calc_size(size_t n, size_t size, size_t c)
 {
        size_t bytes;
 
@@ -302,7 +302,7 @@ static inline __must_check size_t __ab_c_size(size_t n, 
size_t size, size_t c)
  * Return: number of bytes needed or SIZE_MAX on overflow.
  */
 #define struct_size(p, member, n)                                      \
-       __ab_c_size(n,                                                  \
+       __calc_size(n,                                                  \
                    sizeof(*(p)->member) + __must_be_array((p)->member),\
                    sizeof(*(p)))
 
-- 
2.21.0