diff options
| author | HiFiPHile <[email protected]> | 2026-08-25 09:29:07 +0200 |
|---|---|---|
| committer | HiFiPHile <[email protected]> | 2026-08-25 09:29:07 +0200 |
| commit | 3f0a82a6bbe35135ed04749b4022ca6563073d5d (patch) | |
| tree | 3e0a0799d67dae7d3aad5cce93c04aaae927d381 /src/class | |
| parent | 62243107cec5e48f447661ea7a17969d05f76adb (diff) | |
fix(audio): reject unsupported UAC2 interfaces
Require the UAC1 AudioControl protocol before allocating an instance. The current parser assumes UAC1 descriptor layouts, so accepting UAC2 would misinterpret entities and consume a host slot.
Signed-off-by: HiFiPHile <[email protected]>
Diffstat (limited to 'src/class')
| -rw-r--r-- | src/class/audio/audio_host.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/class/audio/audio_host.c b/src/class/audio/audio_host.c index 78ecd9525..2c18a22d8 100644 --- a/src/class/audio/audio_host.c +++ b/src/class/audio/audio_host.c @@ -778,6 +778,7 @@ uint16_t audioh_open(uint8_t rhport, uint8_t dev_addr, const tusb_desc_interface TU_VERIFY(TUSB_CLASS_AUDIO == desc_itf->bInterfaceClass, 0); TU_VERIFY(AUDIO_SUBCLASS_CONTROL == desc_itf->bInterfaceSubClass, 0); + TU_VERIFY(AUDIO_INT_PROTOCOL_CODE_V1 == desc_itf->bInterfaceProtocol, 0); const uint8_t *desc_start = (const uint8_t *)desc_itf; const uint8_t *p_desc = desc_start; |