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media: ti-vpe: cal: Fix a WARN issued when start streaming fails
When start_streaming fails after the buffers have been queued we have to make sure all buffers are returned to user-space properly otherwise a v4l2 level WARN is generated. Signed-off-by: Benoit Parrot <bparrot@ti.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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@ -1695,10 +1695,15 @@ static int cal_start_streaming(struct vb2_queue *vq, unsigned int count)
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return 0;
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err:
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spin_lock_irqsave(&ctx->slock, flags);
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vb2_buffer_done(&ctx->cur_frm->vb.vb2_buf, VB2_BUF_STATE_QUEUED);
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ctx->cur_frm = NULL;
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ctx->next_frm = NULL;
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list_for_each_entry_safe(buf, tmp, &dma_q->active, list) {
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list_del(&buf->list);
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vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_QUEUED);
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}
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spin_unlock_irqrestore(&ctx->slock, flags);
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return ret;
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}
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