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Commit 76a1cae5 authored by Max Kellermann's avatar Max Kellermann
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{input,mixer}/alsa: fix off-by-one bug in count check

Doesn't make a practical difference - but it's more correct this way.
parent 81a97315
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Showing with 2 additions and 2 deletions
src/input/plugins/AlsaInputPlugin.cxx
View file @ 76a1cae5
...@@ -181,7 +181,7 @@ AlsaInputStream::PrepareSockets() ...@@ -181,7 +181,7 @@ AlsaInputStream::PrepareSockets()
} }
int count = snd_pcm_poll_descriptors_count(capture_handle); int count = snd_pcm_poll_descriptors_count(capture_handle);
if (count < 0) { if (count <= 0) {
ClearSocketList(); ClearSocketList();
return std::chrono::steady_clock::duration(-1); return std::chrono::steady_clock::duration(-1);
} }
......
src/mixer/plugins/AlsaMixerPlugin.cxx
View file @ 76a1cae5
...@@ -102,7 +102,7 @@ AlsaMixerMonitor::PrepareSockets() ...@@ -102,7 +102,7 @@ AlsaMixerMonitor::PrepareSockets()
} }
int count = snd_mixer_poll_descriptors_count(mixer); int count = snd_mixer_poll_descriptors_count(mixer);
if (count < 0) if (count <= 0)
count = 0; count = 0;
struct pollfd *pfds = pfd_buffer.Get(count); struct pollfd *pfds = pfd_buffer.Get(count);
......
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