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check class_driver is null

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sakumisu 2024-04-25 21:20:24 +08:00
parent 404225ade4
commit 7ee77b42ee
1 changed files with 1 additions and 1 deletions
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2
core/usbh_core.c
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@ -815,7 +815,7 @@ int lsusb(int argc, char **argv)
hport = &hub->child[port];
if (hport->connected) {
for (uint8_t i = 0; i < hport->config.config_desc.bNumInterfaces; i++) {
if (hport->config.intf[i].class_driver->driver_name) {
if (hport->config.intf[i].class_driver && hport->config.intf[i].class_driver->driver_name) {
USB_LOG_RAW("\t|__Port %u, dev addr:0x%02x, If %u, ClassDriver=%s\r\n",
hport->port,
hport->dev_addr,