On Mon, Apr 11, 2022 at 02:02:46PM +0800, Lin Ma wrote:
The function rio_karam_init() should return -ENOMEM instead of value 0 (USB_STOR_TRANSPORT_GOOD) when allocation fails.
Simlarlly, it should return -EIO when rio_karma_send_command() fails.
Cc: stable@vger.kernel.org Fixes: dfe0d3ba20e8 ("USB Storage: add rio karma eject support") Signed-off-by: Lin Ma linma@zju.edu.cn
Acked-by: Alan Stern stern@rowland.harvard.edu
drivers/usb/storage/karma.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/usb/storage/karma.c b/drivers/usb/storage/karma.c index 05cec81dcd3f..38ddfedef629 100644 --- a/drivers/usb/storage/karma.c +++ b/drivers/usb/storage/karma.c @@ -174,24 +174,25 @@ static void rio_karma_destructor(void *extra) static int rio_karma_init(struct us_data *us) {
- int ret = 0; struct karma_data *data = kzalloc(sizeof(struct karma_data), GFP_NOIO);
if (!data)
goto out;
return -ENOMEM;data->recv = kmalloc(RIO_RECV_LEN, GFP_NOIO); if (!data->recv) { kfree(data);
goto out;
return -ENOMEM;us->extra = data; us->extra_destructor = rio_karma_destructor;
- ret = rio_karma_send_command(RIO_ENTER_STORAGE, us);
- data->in_storage = (ret == 0);
-out:
- return ret;
- if (rio_karma_send_command(RIO_ENTER_STORAGE, us))
return -EIO;- data->in_storage = 1;
- return 0;
} static struct scsi_host_template karma_host_template;