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-rw-r--r--libcrystfel/src/xgandalf.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libcrystfel/src/xgandalf.c b/libcrystfel/src/xgandalf.c
index a83f0524..2434ce2e 100644
--- a/libcrystfel/src/xgandalf.c
+++ b/libcrystfel/src/xgandalf.c
@@ -147,6 +147,7 @@ void *xgandalf_prepare(IndexingMethod *indm, UnitCell *cell,
allocReciprocalPeaks(&(xgandalf_private_data->reciprocalPeaks_1_per_A));
xgandalf_private_data->indm = *indm;
xgandalf_private_data->cellTemplate = NULL;
+ xgandalf_private_data->uncenteringTransformation = NULL;
float tolerance = xgandalf_opts->tolerance;
samplingPitch_t samplingPitch = xgandalf_opts->sampling_pitch;
@@ -249,7 +250,9 @@ void xgandalf_cleanup(void *pp)
freeReciprocalPeaks(xgandalf_private_data->reciprocalPeaks_1_per_A);
IndexerPlain_delete(xgandalf_private_data->indexer);
- tfn_free(xgandalf_private_data->uncenteringTransformation);
+ if(xgandalf_private_data->uncenteringTransformation != NULL){
+ tfn_free(xgandalf_private_data->uncenteringTransformation);
+ }
}
static void reduceCell(UnitCell *cell, LatticeTransform_t* appliedReductionTransform)