On Tue, Jun 20, 2023 at 05:49:46PM +0200, Claudio Jeker wrote:
> In open_memstream() the code does a bzero() of the new memory even though
> recallocarray() used which does this already.
> 
> In open_wmemstream() the code does the same but is still using
> reallocarray(). So adjust that code to be like open_memstream().

ok

> 
> -- 
> :wq Claudio
> 
> Index: open_memstream.c
> ===================================================================
> RCS file: /cvs/src/lib/libc/stdio/open_memstream.c,v
> retrieving revision 1.8
> diff -u -p -r1.8 open_memstream.c
> --- open_memstream.c  2 May 2019 08:30:10 -0000       1.8
> +++ open_memstream.c  8 Jun 2023 12:21:50 -0000
> @@ -53,7 +53,6 @@ memstream_write(void *v, const char *b, 
>               p = recallocarray(st->string, st->size, sz, 1);
>               if (!p)
>                       return (-1);
> -             bzero(p + st->size, sz - st->size);
>               *st->pbuf = st->string = p;
>               st->size = sz;
>       }
> Index: open_wmemstream.c
> ===================================================================
> RCS file: /cvs/src/lib/libc/stdio/open_wmemstream.c,v
> retrieving revision 1.8
> diff -u -p -r1.8 open_wmemstream.c
> --- open_wmemstream.c 12 Sep 2015 16:23:14 -0000      1.8
> +++ open_wmemstream.c 15 Jun 2023 14:54:42 -0000
> @@ -52,10 +52,9 @@ wmemstream_write(void *v, const char *b,
>  
>               if (sz < end + 1)
>                       sz = end + 1;
> -             p = reallocarray(st->string, sz, sizeof(wchar_t));
> +             p = recallocarray(st->string, st->size, sz, sizeof(wchar_t));
>               if (!p)
>                       return (-1);
> -             bzero(p + st->size, (sz - st->size) * sizeof(wchar_t));
>               *st->pbuf = st->string = p;
>               st->size = sz;
>       }
> 

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