board/BuR: use default u-boot prompt on all B&R boards

[u-boot] / fs / fat / fat.c

diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 06dcbb70057488b46b4a2d85afb08bbfeb7e2b4c..472a63e8bb0af7fb47f9467b40a781d1744a1ecd 100644 (file)
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -46,11 +46,18 @@ static disk_partition_t cur_part_info;
 
 static int disk_read(__u32 block, __u32 nr_blocks, void *buf)
 {
+       ulong ret;
+
        if (!cur_dev || !cur_dev->block_read)
                return -1;
 
-       return cur_dev->block_read(cur_dev->dev,
-                       cur_part_info.start + block, nr_blocks, buf);
+       ret = cur_dev->block_read(cur_dev, cur_part_info.start + block,
+                                 nr_blocks, buf);
+
+       if (nr_blocks && ret == 0)
+               return -1;
+
+       return ret;
 }
 
 int fat_set_blk_dev(block_dev_desc_t *dev_desc, disk_partition_t *info)