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authorGeert Uytterhoeven <geert+renesas@glider.be>2018-10-11 10:42:47 +0200
committerPetr Mladek <pmladek@suse.com>2018-10-12 11:14:07 +0200
commitf31b224c14fdf97ea371d52de9a26ad246820fb4 (patch)
treeccb9713f8187a9e63d785a486b5cd5c34868b300 /lib
parenta06b0c82a049d34d4dc273e8692ed0894458c468 (diff)
downloadlinux-f31b224c14fdf97ea371d52de9a26ad246820fb4.tar.gz
lib/vsprintf: Make ptr argument conts in ptr_to_id()
Make the ptr argument const to avoid adding casts in future callers.

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>
Diffstat (limited to 'lib')
-rw-r--r--lib/vsprintf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index d5b3a3f95c01..c40fdabbd592 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1709,7 +1709,8 @@ 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)
 {
 	const char *str = sizeof(ptr) == 8 ? "(____ptrval____)" : "(ptrval)";
 	unsigned long hashval;