staging: pi433: fix naming when more than one radio is used

When using more than one hardware radio module pi433_probe fails as the
same name is used for all modules. Create unique name by adding minor
number to the device name.

Signed-off-by: Marcin Ciupak <marcin.s.ciupak@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index c9b5a56ee4d90dbcbf84fc5dc13bc78abf6010c3..3e8e62b536032ec0fe657045ab896205a193032a 100644 (file)
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -1111,7 +1111,8 @@ static int pi433_probe(struct spi_device *spi)
                                    &spi->dev,
                                    device->devt,
                                    device,
-                                   "pi433");
+                                   "pi433.%d",
+                                   device->minor);
        if (IS_ERR(device->dev)) {
                pr_err("pi433: device register failed\n");
                retval = PTR_ERR(device->dev);
@@ -1127,7 +1128,8 @@ static int pi433_probe(struct spi_device *spi)
        /* start tx thread */
        device->tx_task_struct = kthread_run(pi433_tx_thread,
                                             device,
-                                            "pi433_tx_task");
+                                            "pi433.%d_tx_task",
+                                            device->minor);
        if (IS_ERR(device->tx_task_struct)) {
                dev_dbg(device->dev, "start of send thread failed");
                goto send_thread_failed;