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Subject[PATCH v5 02/11] vsprintf: Add missing const ptr qualifier to prt_to_id()
Date
vsprintf() must not change any data that parameters point to.
Let's add the missing const qualifier to ptr_to_id().

This patch does not change the existing behavior.

Signed-off-by: Petr Mladek <pmladek@suse.com>
---
lib/vsprintf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 19fdfe621b40..eef9f725e9ff 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -661,7 +661,8 @@ 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;
--
2.13.6
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