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Kernel/USB: Hotplug multiple USB device crash hotfix

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b14ckcat 2022-08-28 01:58:16 -04:00 committed by Andreas Kling
parent f6dfd77268
commit 3452cbd1ed
Notes: sideshowbarker 2024-07-17 06:54:33 +09:00 
Author: https://github.com/b14ckcat
Commit: https://github.com/SerenityOS/serenity/commit/3452cbd1ed
Pull-request: https://github.com/SerenityOS/serenity/pull/15051
1 changed files with 2 additions and 0 deletions
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2
Kernel/Bus/USB/USBHub.cpp
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@ -45,6 +45,8 @@ ErrorOr<void> Hub::enumerate_and_power_on_hub()
// USBDevice::enumerate_device must be called before this.
VERIFY(m_address > 0);
m_sysfs_device_info_node = TRY(SysFSUSBDeviceInformation::create(*this));
if (m_device_descriptor.device_class != USB_CLASS_HUB) {
dbgln("USB Hub: Trying to enumerate and power on a device that says it isn't a hub.");
return EINVAL;