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Potential fix for pull request finding

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Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
Signed-off-by: HiFiPhile <admin@hifiphile.com>
This commit is contained in:
Zixun LI
2026-08-15 05:51:43 +02:00
committed by HiFiPhile
parent 15dd3120ac
commit 8737c5adfc
1 changed files with 3 additions and 6 deletions
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9
src/class/video/video_device.c
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@ -1144,13 +1144,10 @@ static int handle_video_stm_cs_req(uint8_t rhport, uint8_t stage,
video_probe_and_commit_control_t *param = &stm->probe_commit_payload;
TU_VERIFY(_update_streaming_parameters(stm, param), VIDEO_ERROR_INVALID_VALUE_WITHIN_RANGE);
/* Set the negotiated value */
stm->max_payload_transfer_size = param->dwMaxPayloadTransferSize;
/* A host may commit before the parameters are fully negotiated, in which case
* _update_streaming_parameters returns early without capping the payload size.
* Clamp here so a bulk stream cannot overrun the endpoint buffer. */
if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < stm->max_payload_transfer_size) {
stm->max_payload_transfer_size = CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE;
if (CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE < param->dwMaxPayloadTransferSize) {
param->dwMaxPayloadTransferSize = CFG_TUD_VIDEO_STREAMING_EP_BUFSIZE;
}
stm->max_payload_transfer_size = param->dwMaxPayloadTransferSize;
int ret = tud_video_commit_cb(stm->index_vc, stm->index_vs, param);
if (VIDEO_ERROR_NONE == ret) {
stm->state = VS_STATE_COMMITTED;