On Wed, 2018-04-25 at 13:12 +0200, Petr Mladek wrote: > 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. >
Reviewed-by: Andy Shevchenko <[email protected]> > Signed-off-by: Petr Mladek <[email protected]> > --- > 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; -- Andy Shevchenko <[email protected]> Intel Finland Oy
