add NULL check for mpe in Type_LUT8_Write

mm2 · Nov 5, 2023 · e69316e · e69316e
1 parent 32ded9e
commit e69316e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/cmstypes.c b/src/cmstypes.c
@@ -1922,7 +1922,7 @@ cmsBool  Type_LUT8_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io,
 
     // Disassemble the LUT into components.
     mpe = NewLUT -> Elements;
-    if (mpe ->Type == cmsSigMatrixElemType) {
+    if (mpe != NULL && mpe ->Type == cmsSigMatrixElemType) {
 
         if (mpe->InputChannels != 3 || mpe->OutputChannels != 3) return FALSE;
         MatMPE = (_cmsStageMatrixData*) mpe ->Data;