diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2015-01-27 16:58:17 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2015-01-28 14:47:05 +0100 |
| commit | 0adfd7335b622ca3cac94810487db470f57892fc (patch) | |
| tree | 8bd7fa74f023a7a0429b422a4034b470347285d8 /drivers/net/can/usb/peak_usb | |
| parent | f5d4abea3ce0747ba2b5061dbc99c6f3149c4ba4 (diff) | |
can: peak_usb: use ARRAY_SIZE instead of NULL termination for peak_usb_adapters_list
This patch converts the list "static struct peak_usb_adapter
*peak_usb_adapters_list[]" to be used with ARRAY_SIZE not with a NULL
termination, as the size is known during compile time.
Acked-by: Stephane Grosjean <s.grosjean@peak-system.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/usb/peak_usb')
| -rw-r--r-- | drivers/net/can/usb/peak_usb/pcan_usb_core.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c index c62f48a1161d..26c0cc3ce3b2 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c @@ -46,7 +46,6 @@ MODULE_DEVICE_TABLE(usb, peak_usb_table); static struct peak_usb_adapter *peak_usb_adapters_list[] = { &pcan_usb, &pcan_usb_pro, - NULL, }; /* @@ -857,17 +856,18 @@ static int peak_usb_probe(struct usb_interface *intf, { struct usb_device *usb_dev = interface_to_usbdev(intf); const u16 usb_id_product = le16_to_cpu(usb_dev->descriptor.idProduct); - struct peak_usb_adapter *peak_usb_adapter, **pp; + struct peak_usb_adapter *peak_usb_adapter = NULL; int i, err = -ENOMEM; usb_dev = interface_to_usbdev(intf); /* get corresponding PCAN-USB adapter */ - for (pp = peak_usb_adapters_list; *pp; pp++) - if ((*pp)->device_id == usb_id_product) + for (i = 0; i < ARRAY_SIZE(peak_usb_adapters_list); i++) + if (peak_usb_adapters_list[i]->device_id == usb_id_product) { + peak_usb_adapter = peak_usb_adapters_list[i]; break; + } - peak_usb_adapter = *pp; if (!peak_usb_adapter) { /* should never come except device_id bad usage in this file */ pr_err("%s: didn't find device id. 0x%x in devices list\n", |