Merge pull request #243 from jhlegarreta/fix/avoid-dwi-divide-uninitialized-values

FIX: Avoid uninitialized values in DWI signal normalization

Author: effigies

nireports/reportlets/modality/dwi.py

@@ -488,10 +488,12 @@ def nii_to_carpetplot_data(
         if divide_by_b0:
             b0_data = nii_data[..., bvals == 0]
             bzero = np.mean(b0_data, -1)
-            nii_data = np.divide(
+            nii_data = nii_data.copy()
+            np.divide(
                 nii_data,
-                bzero[..., np.newaxis],
-                where=bzero[..., np.newaxis] != 0,
+                bzero[..., None],
+                out=nii_data,
+                where=bzero[..., None] != 0,
             )
 
         if drop_b0: