Changeset 19344 for trunk/psModules/src/imcombine/pmSubtraction.c

Timestamp:

Sep 3, 2008, 12:00:33 PM (18 years ago)

Author:

Paul Price

Message:

Can only lock if pointer is non-NULL.

File:

• trunk/psModules/src/imcombine/pmSubtraction.c (modified) (1 diff)

trunk/psModules/src/imcombine/pmSubtraction.c

@@ -1141 +1141 @@
                 psArrayAdd(args, 1, (pmReadout*)ro2); // Casting away const
                 // Since adding to the array can impact the reference count, we need to lock
-                psMutexLock(subMask);
+                if (subMask) {
+                    psMutexLock(subMask);
+                }
                 psArrayAdd(args, 1, (psImage*)subMask); // Casting away const
-                psMutexUnlock(subMask);
+                if (subMask) {
+                    psMutexUnlock(subMask);
+                }
                 PS_ARRAY_ADD_SCALAR(args, maskBad, PS_TYPE_U8);
                 PS_ARRAY_ADD_SCALAR(args, maskPoor, PS_TYPE_U8);