On Mon, Aug 30, 2021 at 02:25:31PM -0700, Luis Chamberlain wrote:
> We never checked for errors on add_disk() as this function
> returned void. Now that this is fixed, use the shiny new
> error handling.
>
> Reviewed-by: Christoph Hellwig <h...@lst.de>
> Signed-off-by: Luis Chamberlain <mcg...@kernel.org>
> ---
> drivers/scsi/sd.c | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
> index 610ebba0d66e..8c1273fff23e 100644
> --- a/drivers/scsi/sd.c
> +++ b/drivers/scsi/sd.c
> @@ -3487,7 +3487,11 @@ static int sd_probe(struct device *dev)
> pm_runtime_set_autosuspend_delay(dev,
> sdp->host->hostt->rpm_autosuspend_delay);
> }
> - device_add_disk(dev, gd, NULL);
> +
> + error = device_add_disk(dev, gd, NULL);
> + if (error)
> + goto out_free_index;
> +
The error handling is actually wrong, see
https://lore.kernel.org/linux-scsi/c93f3010-13c9-e07f-1458-b6b47a270...@acm.org/T/#t
Maybe you can base on that patch.
Thanks,
Ming
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