[PATCH 1/2] common/paritions.c: force little endian reads

Sascha Hauer s.hauer at pengutronix.de
Fri Oct 12 04:07:43 EDT 2012


On Thu, Oct 11, 2012 at 10:28:10PM +0200, Franck Jullien wrote:
> When reading values from a DOS disk, we need to force a little endian
> reading.
> 
> Signed-off-by: Franck Jullien <franck.jullien at gmail.com>

Applied, thanks

Sascha

> ---
>  common/partitions.c |    8 ++++----
>  1 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/common/partitions.c b/common/partitions.c
> index cee0a65..0e42937 100644
> --- a/common/partitions.c
> +++ b/common/partitions.c
> @@ -52,8 +52,8 @@ static int disk_guess_size(struct device_d *dev, struct partition_entry *table)
>  
>  	for (i = 0; i < 4; i++) {
>  		if (table[i].partition_start != 0) {
> -			size += get_unaligned(&table[i].partition_start) - size;
> -			size += get_unaligned(&table[i].partition_size);
> +			size += get_unaligned_le32(&table[i].partition_start) - size;
> +			size += get_unaligned_le32(&table[i].partition_size);
>  		}
>  	}
>  
> @@ -97,8 +97,8 @@ static void __maybe_unused try_dos_partition(struct block_device *blk,
>  		blk->num_blocks = disk_guess_size(blk->dev, table);
>  
>  	for (i = 0; i < 4; i++) {
> -		pentry.first_sec = get_unaligned(&table[i].partition_start);
> -		pentry.size = get_unaligned(&table[i].partition_size);
> +		pentry.first_sec = get_unaligned_le32(&table[i].partition_start);
> +		pentry.size = get_unaligned_le32(&table[i].partition_size);
>  
>  		if (pentry.first_sec != 0) {
>  			pd->parts[pd->used_entries].first_sec = pentry.first_sec;
> -- 
> 1.7.1
> 
> 
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