Re: [PATCH 2/6] file_ram_alloc(): use g_strdup_printf() instead of asprintf()

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On Mon, Jul 2, 2012 at 6:06 PM, Eduardo Habkost <ehabkost@xxxxxxxxxx> wrote:
> Cc: Blue Swirl <blauwirbel@xxxxxxxxx>
> Signed-off-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>

Acked-by: Blue Swirl <blauwirbel@xxxxxxxxx>

> ---
>  exec.c |   14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/exec.c b/exec.c
> index c8bfd27..d856325 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -24,6 +24,9 @@
>  #include <sys/mman.h>
>  #endif
>
> +#include <glib.h>
> +#include <glib/gprintf.h>
> +
>  #include "qemu-common.h"
>  #include "cpu.h"
>  #include "tcg.h"
> @@ -2357,7 +2360,7 @@ static void *file_ram_alloc(RAMBlock *block,
>                              ram_addr_t memory,
>                              const char *path)
>  {
> -    char *filename;
> +    gchar *filename;
>      void *area;
>      int fd;
>  #ifdef MAP_POPULATE
> @@ -2379,18 +2382,15 @@ static void *file_ram_alloc(RAMBlock *block,
>          return NULL;
>      }
>
> -    if (asprintf(&filename, "%s/qemu_back_mem.XXXXXX", path) == -1) {
> -        return NULL;
> -    }
> -
> +    filename = g_strdup_printf("%s/qemu_back_mem.XXXXXX", path);
>      fd = mkstemp(filename);
>      if (fd < 0) {
>          perror("unable to create backing store for hugepages");
> -        free(filename);
> +        g_free(filename);
>          return NULL;
>      }
>      unlink(filename);
> -    free(filename);
> +    g_free(filename);
>
>      memory = (memory + hpagesize - 1) & ~(hpagesize - 1);
>
> --
> 1.7.10.4
>
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