[PATCH] lib: fwts_tag: handle out of memory failure

[Keng-Yü Lin]

On Fri, Mar 2, 2012 at 6:01 PM, Colin King <colin.king at canonical.com> wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>  src/lib/src/fwts_tag.c |    6 ++++--
>  1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/src/lib/src/fwts_tag.c b/src/lib/src/fwts_tag.c
> index 76c84ec..24e0b53 100644
> --- a/src/lib/src/fwts_tag.c
> +++ b/src/lib/src/fwts_tag.c
> @@ -158,11 +158,13 @@ char *fwts_tag_list_to_str(fwts_list *taglist)
>                len += taglen + 1;
>
>                if (str) {
> -                       str = realloc(str, len);
> +                       if ((str = realloc(str, len)) == NULL)
> +                               return NULL;
>                        strcat(str, " ");
>                        strcat(str, tag);
>                } else {
> -                       str = malloc(len);
> +                       if ((str = malloc(len)) == NULL)
> +                               return NULL;
>                        strcpy(str, tag);
>                }
>        }
> --
> 1.7.9
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>