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authorThomas White <taw@physics.org>2022-10-05 16:03:30 +0200
committerThomas White <taw@physics.org>2022-10-05 16:03:30 +0200
commitaff15b2e6995c9fcf51fd8ef9e253a1db0458c31 (patch)
treeb813bc429be274da8458b724d322550f25ad625c /libcrystfel/src/datatemplate.c
parentc1b68da99062d3d26eb49472c38b44ac5af64402 (diff)
data_template_get_2d_detgeom_if_possible: Avoid segfault with adu_per_eV
Diffstat (limited to 'libcrystfel/src/datatemplate.c')
-rw-r--r--libcrystfel/src/datatemplate.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/libcrystfel/src/datatemplate.c b/libcrystfel/src/datatemplate.c
index bbcf1aa5..c270b128 100644
--- a/libcrystfel/src/datatemplate.c
+++ b/libcrystfel/src/datatemplate.c
@@ -2051,8 +2051,13 @@ struct detgeom *create_detgeom(struct image *image,
break;
case ADU_PER_EV:
- p->adu_per_photon = tmpl->adu_scale
- * ph_lambda_to_eV(image->lambda);
+ if ( image == NULL ) {
+ p->adu_per_photon = NAN;
+ ERROR("Cannot use adu_per_eV without image\n");
+ } else {
+ p->adu_per_photon = tmpl->adu_scale
+ * ph_lambda_to_eV(image->lambda);
+ }
break;
default: