diff options
Diffstat (limited to 'src/lib/entropy/dev_random/dev_random.cpp')
| -rw-r--r-- | src/lib/entropy/dev_random/dev_random.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib/entropy/dev_random/dev_random.cpp b/src/lib/entropy/dev_random/dev_random.cpp index 832424acd..ef6bceaf7 100644 --- a/src/lib/entropy/dev_random/dev_random.cpp +++ b/src/lib/entropy/dev_random/dev_random.cpp @@ -89,7 +89,8 @@ void Device_EntropySource::poll(Entropy_Accumulator& accum) if(FD_ISSET(m_devices[i], &read_set)) { const ssize_t got = ::read(m_devices[i], &io_buffer[0], io_buffer.size()); - accum.add(&io_buffer[0], got, ENTROPY_BITS_PER_BYTE); + if(got > 0) + accum.add(&io_buffer[0], got, ENTROPY_BITS_PER_BYTE); } } } |