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sound-open-firmware@alsa-project.org

September 2025

  • 6 participants
  • 11 discussions
Re: [PATCH][next] ASoC: SOF: ipc4-topology: Fix a less than zero check on a u32
by Péter Ujfalusi 02 Sep '25

02 Sep '25
On 02/09/2025 11:32, Colin Ian King wrote: > Currently the error check from the call to sof_ipc4_get_sample_type > is always false because a u32 variable out_ref_type is being used > to perform the less than zero check. Fix this by using the int > variable ret to perform the check. > > Fixes: c04c2e829649 ("ASoC: SOF: ipc4-topology: Add support for 8-bit formats") > Signed-off-by: Colin Ian King <colin.i.king(a)gmail.com> Acked-by: Peter Ujfalusi <peter.ujfalusi(a)linux.intel.com> > --- > sound/soc/sof/ipc4-topology.c | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c > index f5e62cd8fc0c..b6a732d0adb4 100644 > --- a/sound/soc/sof/ipc4-topology.c > +++ b/sound/soc/sof/ipc4-topology.c > @@ -2191,9 +2191,10 @@ sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget, > case snd_soc_dapm_dai_in: > out_ref_rate = params_rate(fe_params); > out_ref_channels = params_channels(fe_params); > - out_ref_type = sof_ipc4_get_sample_type(sdev, fe_params); > - if (out_ref_type < 0) > - return out_ref_type; > + ret = sof_ipc4_get_sample_type(sdev, fe_params); > + if (ret < 0) > + return ret; > + out_ref_type = (u32)ret; > > if (!single_output_bitdepth) { > out_ref_valid_bits = sof_ipc4_get_valid_bits(sdev, fe_params); -- Péter
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