mirror of https://gitee.com/openkylin/qemu.git
audio: Do not check for audio_calloc failure
audio_calloc uses g_malloc0 which never returns in case of memory failure. Signed-off-by: Frediano Ziglio <fziglio@redhat.com> Message-id: 20190225154335.11397-2-fziglio@redhat.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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@ -811,12 +811,7 @@ static int audio_attach_capture (HWVoiceOut *hw)
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SWVoiceOut *sw;
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HWVoiceOut *hw_cap = &cap->hw;
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sc = audio_calloc(__func__, 1, sizeof(*sc));
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if (!sc) {
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dolog ("Could not allocate soft capture voice (%zu bytes)\n",
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sizeof (*sc));
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return -1;
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}
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sc = g_malloc0(sizeof(*sc));
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sc->cap = cap;
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sw = &sc->sw;
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@ -1960,15 +1955,10 @@ CaptureVoiceOut *AUD_add_capture (
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if (audio_validate_settings (as)) {
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dolog ("Invalid settings were passed when trying to add capture\n");
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audio_print_settings (as);
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goto err0;
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return NULL;
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}
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cb = audio_calloc(__func__, 1, sizeof(*cb));
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if (!cb) {
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dolog ("Could not allocate capture callback information, size %zu\n",
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sizeof (*cb));
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goto err0;
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}
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cb = g_malloc0(sizeof(*cb));
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cb->ops = *ops;
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cb->opaque = cb_opaque;
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@ -1981,12 +1971,7 @@ CaptureVoiceOut *AUD_add_capture (
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HWVoiceOut *hw;
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CaptureVoiceOut *cap;
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cap = audio_calloc(__func__, 1, sizeof(*cap));
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if (!cap) {
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dolog ("Could not allocate capture voice, size %zu\n",
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sizeof (*cap));
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goto err1;
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}
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cap = g_malloc0(sizeof(*cap));
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hw = &cap->hw;
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QLIST_INIT (&hw->sw_head);
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@ -1994,23 +1979,11 @@ CaptureVoiceOut *AUD_add_capture (
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/* XXX find a more elegant way */
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hw->samples = 4096 * 4;
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hw->mix_buf = audio_calloc(__func__, hw->samples,
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sizeof(struct st_sample));
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if (!hw->mix_buf) {
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dolog ("Could not allocate capture mix buffer (%d samples)\n",
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hw->samples);
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goto err2;
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}
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hw->mix_buf = g_new0(struct st_sample, hw->samples);
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audio_pcm_init_info (&hw->info, as);
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cap->buf = audio_calloc(__func__, hw->samples, 1 << hw->info.shift);
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if (!cap->buf) {
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dolog ("Could not allocate capture buffer "
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"(%d samples, each %d bytes)\n",
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hw->samples, 1 << hw->info.shift);
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goto err3;
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}
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cap->buf = g_malloc0_n(hw->samples, 1 << hw->info.shift);
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hw->clip = mixeng_clip
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[hw->info.nchannels == 2]
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@ -2025,15 +1998,6 @@ CaptureVoiceOut *AUD_add_capture (
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audio_attach_capture (hw);
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}
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return cap;
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err3:
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g_free (cap->hw.mix_buf);
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err2:
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g_free (cap);
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err1:
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g_free (cb);
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err0:
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return NULL;
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}
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}
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