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util/PeakBuffer: fix nullptr dereference when peak_size==0

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This commit is contained in:
Max Kellermann 2014-01-14 23:07:04 +01:00
parent a1b798e555
commit 56f082c9d4
1 changed files with 3 additions and 2 deletions
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5
src/util/PeakBuffer.cxx
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@ -130,8 +130,9 @@ PeakBuffer::Append(const void *data, size_t length)
return true; return true;
} }
if (peak_buffer == nullptr && peak_size > 0) { if (peak_buffer == nullptr) {
peak_buffer = (fifo_buffer *)HugeAllocate(peak_size); if (peak_size > 0)
peak_buffer = (fifo_buffer *)HugeAllocate(peak_size);
if (peak_buffer == nullptr) if (peak_buffer == nullptr)
return false; return false;