X-Git-Url: http://git.uio.no/git/?a=blobdiff_plain;f=MUON%2FAliMUONVDigitStore.cxx;h=501d71d2917e5fce9bd1871ffd1dfe05b5e71d42;hb=ab0f914c4be5ce381fa8e7eb383a0ae8363975a0;hp=412060d203e20f9ac116ce7da275e1bb0a291f17;hpb=3d1463c8f7148e36069c24f20cde34e096d5d6a9;p=u%2Fmrichter%2FAliRoot.git

diff --git a/MUON/AliMUONVDigitStore.cxx b/MUON/AliMUONVDigitStore.cxx
index 412060d203e..501d71d2917 100644
--- a/MUON/AliMUONVDigitStore.cxx
+++ b/MUON/AliMUONVDigitStore.cxx
@@ -100,7 +100,7 @@ AliMUONVDigitStore::Create(const char* digitstoreclassname)
   /// Create a concrete digitStore, given its classname
   
   TClass* classPtr = TClass::GetClass(digitstoreclassname);
-  if (!classPtr)
+  if (!classPtr || !classPtr->InheritsFrom("AliMUONVDigitStore"))
   {
     return 0x0;
   }
@@ -153,9 +153,8 @@ AliMUONVDigitStore::GetSize(Int_t detElemId, Int_t cathode) const
 {
   /// Return the number of digits we have for a given detection element
   TIter next(CreateIterator(detElemId,detElemId,cathode));
-  AliMUONVDigit* digit;
   Int_t n(0);
-  while ( ( digit = static_cast<AliMUONVDigit*>(next()) ) )
+  while ( ( next() ) )
   {
     ++n;
   }