diff options
Diffstat (limited to 'gnuradio-core/src/lib/general/gri_fft.cc')
| -rw-r--r-- | gnuradio-core/src/lib/general/gri_fft.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/general/gri_fft.cc b/gnuradio-core/src/lib/general/gri_fft.cc index b7245a389..e535f28c7 100644 --- a/gnuradio-core/src/lib/general/gri_fft.cc +++ b/gnuradio-core/src/lib/general/gri_fft.cc @@ -194,6 +194,9 @@ gri_fft_real_fwd::execute () gri_fft_real_rev::gri_fft_real_rev (int fft_size) { + // Hold global mutex during plan construction and destruction. + gri_fft_planner::scoped_lock lock(gri_fft_planner::mutex()); + assert (sizeof (fftwf_complex) == sizeof (gr_complex)); if (fft_size <= 0) |