On Wed, 2 Aug 2017 18:03:05 +0530
Abhishek Sahu <absahu@xxxxxxxxxxxxxx> wrote:
> All the MTD block write requests are failing with
> following error messages
>
> mkfs.ext4 /dev/mtdblock0
>
> print_req_error: I/O error, dev mtdblock0, sector 0
> Buffer I/O error on dev mtdblock0, logical block 0,
> lost async page write
>
> The control is going to default case after block write request
> because of missing return.
>
> Fixes: commit 2a842acab109 ("block: introduce new block status code type")
> Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>
Acked-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/mtd/mtd_blkdevs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
> index f336a9b..9ec8f03 100644
> --- a/drivers/mtd/mtd_blkdevs.c
> +++ b/drivers/mtd/mtd_blkdevs.c
> @@ -113,6 +113,7 @@ static blk_status_t do_blktrans_request(struct mtd_blktrans_ops *tr,
> for (; nsect > 0; nsect--, block++, buf += tr->blksize)
> if (tr->writesect(dev, block, buf))
> return BLK_STS_IOERR;
> + return BLK_STS_OK;
> default:
> return BLK_STS_IOERR;
> }
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