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Diffstat (limited to 'components/script/dom/baseaudiocontext.rs')
| -rw-r--r-- | components/script/dom/baseaudiocontext.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/components/script/dom/baseaudiocontext.rs b/components/script/dom/baseaudiocontext.rs index 42836dd61f0..5904faf623c 100644 --- a/components/script/dom/baseaudiocontext.rs +++ b/components/script/dom/baseaudiocontext.rs @@ -487,7 +487,11 @@ impl BaseAudioContextMethods for BaseAudioContext { let channel = match channels.entry(channel_pos_mask) { Entry::Occupied(entry) => *entry.get(), Entry::Vacant(entry) => { - let x = (channel_pos_mask as f32).log2() as usize; + let x = if channel_pos_mask != 0 { + (channel_pos_mask as f32).log2() as usize + } else { + 0 + }; *entry.insert(x) }, }; |