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usb: fix random "null ctrl req" panic when switching usb config

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Change-Id: I7839edb99461abfbff03460d63343691085ef34f
This commit is contained in:
mojyack 2025-12-07 21:02:58 +09:00
parent d395520cd0
commit 75edff7880
3 changed files with 15 additions and 1 deletions
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7
firmware/usbstack/usb_core.c
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@ -863,9 +863,14 @@ static int usb_core_do_set_config(uint8_t new_config)
}
}
init_deinit_endpoints(usb_config - 1, false);
/* clear any pending transfer completions,
* because they are depend on contents of ep_data */
usb_clear_pending_transfer_completion_events();
/* reset endpoint states */
memset(ep_data, 0, sizeof(ep_data));
}
memset(ep_data, 0, sizeof(ep_data));
usb_config = new_config;
usb_state = usb_config == 0 ? ADDRESS : CONFIGURED;