[sdio] Fixed issue for requset size calculation.
@@ -259,7 +259,7 @@ static rt_size_t rt_mmcsd_read(rt_device_t dev,
rt_sem_take(part->lock, RT_WAITING_FOREVER);
while (remain_size)
{
- req_size = (size > blk_dev->max_req_size) ? blk_dev->max_req_size : remain_size;
+ req_size = (remain_size > blk_dev->max_req_size) ? blk_dev->max_req_size : remain_size;
err = rt_mmcsd_req_blk(blk_dev->card, part->offset + pos + offset, rd_ptr, req_size, 0);
if (err)
break;
@@ -299,7 +299,7 @@ static rt_size_t rt_mmcsd_write(rt_device_t dev,
rt_sem_take(part->lock, RT_WAITING_FOREVER);
while (remain_size)
{
- req_size = (size > blk_dev->max_req_size) ? blk_dev->max_req_size : remain_size;
+ req_size = (remain_size > blk_dev->max_req_size) ? blk_dev->max_req_size : remain_size;
err = rt_mmcsd_req_blk(blk_dev->card, part->offset + pos + offset, wr_ptr, req_size, 1);
if (err)
break;
