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update(hub/usbh_hub): add check for nports

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Signed-off-by: sakumisu <1203593632@qq.com>
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sakumisu
2025-10-09 21:27:17 +08:00
parent 5fcbbcd93a
commit ec82b8a36c
1 changed files with 5 additions and 0 deletions
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5
class/hub/usbh_hub.c
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@@ -387,6 +387,11 @@ static int usbh_hub_connect(struct usbh_hubport *hport, uint8_t intf)
hub->tt_think = ((hub->hub_desc.wHubCharacteristics & HUB_CHAR_TTTT_MASK) >> 5);
}
if (hub->nports > CONFIG_USBHOST_MAX_EHPORTS) {
USB_LOG_ERR("Hub nports %u overflow\r\n", hub->nports);
return -USB_ERR_NOMEM;
}
for (uint8_t port = 0; port < hub->nports; port++) {
hub->child[port].port = port + 1;
hub->child[port].parent = hub;