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audio: fix audio_generic_read
It seems the function audio_generic_read started as a copy of function audio_generic_write and some necessary changes were forgotten. Fix the mixed up source and destination pointers and rename misnamed variables. Signed-off-by: Volker Rümelin <vr_qemu@t-online.de> Message-Id: <20200123074943.6699-2-vr_qemu@t-online.de> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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@ -1481,12 +1481,12 @@ size_t audio_generic_write(HWVoiceOut *hw, void *buf, size_t size)
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size_t audio_generic_read(HWVoiceIn *hw, void *buf, size_t size)
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size_t audio_generic_read(HWVoiceIn *hw, void *buf, size_t size)
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{
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{
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size_t dst_size, copy_size;
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size_t src_size, copy_size;
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void *dst = hw->pcm_ops->get_buffer_in(hw, &dst_size);
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void *src = hw->pcm_ops->get_buffer_in(hw, &src_size);
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copy_size = MIN(size, dst_size);
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copy_size = MIN(size, src_size);
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memcpy(dst, buf, copy_size);
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memcpy(buf, src, copy_size);
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hw->pcm_ops->put_buffer_in(hw, buf, copy_size);
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hw->pcm_ops->put_buffer_in(hw, src, copy_size);
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return copy_size;
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return copy_size;
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}
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}
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