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UPSTREAM: lib/vsprintf: Make ptr argument conts in ptr_to_id()

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Make the ptr argument const to avoid adding casts in future callers.

Bug: 78533979
Link: http://lkml.kernel.org/r/20181011084249.4520-2-geert+renesas@glider.be
To: "Tobin C . Harding" <me@tobin.cc>
To: Andrew Morton <akpm@linux-foundation.org>
To: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
[pmladek@suse.com: split into separate patch]
Signed-off-by: Petr Mladek <pmladek@suse.com>
(cherry picked from commit f31b224c14fdf97ea371d52de9a26ad246820fb4)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I7ef331acba97985e64b42b7776aebc02434a4f45
This commit is contained in:
Geert Uytterhoeven 2018-10-11 10:42:47 +02:00 committed by Eric Biggers
parent 54275e674e
commit 8fd5652b23
1 changed files with 2 additions and 1 deletions
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3
lib/vsprintf.c
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@ -1722,7 +1722,8 @@ static int __init initialize_ptr_random(void)
early_initcall(initialize_ptr_random);
/* Maps a pointer to a 32 bit unique identifier. */
static char *ptr_to_id(char *buf, char *end, void *ptr, struct printf_spec spec)
static char *ptr_to_id(char *buf, char *end, const void *ptr,
struct printf_spec spec)
{
unsigned long hashval;
const int default_width = 2 * sizeof(ptr);