[PATCH 01/26] lib: fwts_acpid: fix checking of return from read()

[Alex Hung]

On 10/15/2012 04:31 AM, Colin King wrote:
> From: Colin Ian King <colin.king at canonical.com>
>
> The return from a read() is of type ssize_t and not size_t and
> were are currently checking for n < 0 which will never happen if
> n is a size_t type.  So make it ssize_t.
>
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>   src/lib/src/fwts_acpid.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/lib/src/fwts_acpid.c b/src/lib/src/fwts_acpid.c
> index 3107052..c7e5c43 100644
> --- a/src/lib/src/fwts_acpid.c
> +++ b/src/lib/src/fwts_acpid.c
> @@ -77,7 +77,7 @@ char *fwts_acpi_event_read(const int fd, size_t *length, const int timeout)
>   	fd_set rfds;
>
>   	int ret;
> -	size_t n;
> +	ssize_t n;
>   	size_t size = 0;
>   	*length = 0;
>
>

Acked-by: Alex Hung <alex.hung at canonical.com>