[PATCH] lib: acpid: handle realloc failures in fwts_acpi_event_read()

[Keng-Yü Lin]

On Fri, Mar 9, 2012 at 9:06 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_acpid.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/src/lib/src/fwts_acpid.c b/src/lib/src/fwts_acpid.c
> index caaf157..6952276 100644
> --- a/src/lib/src/fwts_acpid.c
> +++ b/src/lib/src/fwts_acpid.c
> @@ -103,6 +103,8 @@ char *fwts_acpi_event_read(const int fd, size_t *length, const int timeout)
>                }
>                else {
>                        ptr = realloc(ptr, size + n + 1);
> +                       if (ptr == NULL)
> +                               return NULL;
>                        memcpy(ptr + size, buffer, n);
>                        size += n;
>                        *(ptr+size) = 0;
> --
> 1.7.9
>
Acked-by: Keng-Yu Lin <kengyu at canonical.com>