linux-kernel - [PATCH] div64.h: Fix description of do

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Message-Id: <20190225140355.4335-1-j.neuschaefer@gmx.net>
Date:   Mon, 25 Feb 2019 15:03:54 +0100
From:   Jonathan Neuschäfer <j.neuschaefer@....net>
To:     linux-kernel@...r.kernel.org
Cc:     Jonathan Neuschäfer <j.neuschaefer@....net>,
        Arnd Bergmann <arnd@...db.de>, linux-arch@...r.kernel.org
Subject: [PATCH] div64.h: Fix description of do_div parameter

Contrary to the description, the first parameter (n) should not be
passed as a pointer, but directly as an lvalue. This is possible because
do_div is a macro.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@....net>
---
 include/asm-generic/div64.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/asm-generic/div64.h b/include/asm-generic/div64.h
index dc9726fdac8f..b2a9c74efa55 100644
--- a/include/asm-generic/div64.h
+++ b/include/asm-generic/div64.h
@@ -28,12 +28,12 @@
 
 /**
  * do_div - returns 2 values: calculate remainder and update new dividend
- * @n: pointer to uint64_t dividend (will be updated)
+ * @n: uint64_t dividend (will be updated)
  * @base: uint32_t divisor
  *
  * Summary:
- * ``uint32_t remainder = *n % base;``
- * ``*n = *n / base;``
+ * ``uint32_t remainder = n % base;``
+ * ``n = n / base;``
  *
  * Return: (uint32_t)remainder
  *
-- 
2.20.1