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-rw-r--r--libcrystfel/src/cell-utils.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/libcrystfel/src/cell-utils.c b/libcrystfel/src/cell-utils.c
index 0365b426..f86a2108 100644
--- a/libcrystfel/src/cell-utils.c
+++ b/libcrystfel/src/cell-utils.c
@@ -1612,7 +1612,7 @@ int compare_derivative_cell_parameters(UnitCell *cell_in, UnitCell *reference_in
Rational *cand_c;
int ncand_a, ncand_b, ncand_c;
int ia, ib;
- RationalMatrix *CiAMCB;
+ RationalMatrix *CiAMCB = NULL;
double min_dist = +INFINITY;
/* Actually compare against primitive version of reference */
@@ -1724,8 +1724,7 @@ int compare_derivative_cell_parameters(UnitCell *cell_in, UnitCell *reference_in
free(cand_b);
free(cand_c);
- if ( isinf(min_dist) ) {
- rtnl_mtx_free(CiAMCB);
+ if ( CiAMCB == NULL ) {
*pmb = NULL;
return 0;
}