[PATCH] lib: fwts_acpi_tables: handle fwts_low_realloc() failures

[Keng-Yü Lin]

On Fri, Mar 9, 2012 at 9:04 AM, 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_acpi_tables.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
>
> diff --git a/src/lib/src/fwts_acpi_tables.c b/src/lib/src/fwts_acpi_tables.c
> index 5b8887b..0a90d37 100644
> --- a/src/lib/src/fwts_acpi_tables.c
> +++ b/src/lib/src/fwts_acpi_tables.c
> @@ -349,6 +349,8 @@ static uint8_t *fwts_acpi_load_table_from_acpidump(FILE *fp, char *name, uint64_
>
>                len += (n - 1);
>                table = fwts_low_realloc(table, len);
> +               if (table == NULL)
> +                       return NULL;
>                memcpy(table + offset, data, n-1);
>        }
>
> @@ -414,6 +416,8 @@ static uint8_t *fwts_acpi_load_table_from_file(const int fd, size_t *length)
>                }
>                else {
>                        ptr = (uint8_t*)fwts_low_realloc(ptr, size + n + 1);
> +                       if (ptr == NULL)
> +                               return NULL;
>                        memcpy(ptr + size, buffer, n);
>                        size += n;
>                }
> --
> 1.7.9
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>