ASoC: SOF: ipc3-dtrace: Return from dtrace_read if there is no new data available

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If no new trace data is available then return immediately, there is no
need to continue with the execution of the trace_read() function.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20220610080119.30880-4-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Peter Ujfalusi 2022-06-10 11:01:19 +03:00 • committed by Mark Brown

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sound/soc/sof/ipc3-dtrace.c

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