warnings with gcc 4.3.2

[u/mrichter/AliRoot.git] / ITS / AliITSPlaneEffSPD.cxx

diff --git a/ITS/AliITSPlaneEffSPD.cxx b/ITS/AliITSPlaneEffSPD.cxx
index 1b32cbdbbe3d00aa9ec54c715f3982c1ebd0cbee..1ec8d5e42271d093e6550abfa51292dff374ac8c 100644 (file)
--- a/ITS/AliITSPlaneEffSPD.cxx
+++ b/ITS/AliITSPlaneEffSPD.cxx
@@ -849,7 +849,7 @@ Bool_t AliITSPlaneEffSPD::WriteHistosToFile(TString filename, Option_t* option)
   // Saves the histograms into a tree and saves the trees into a file
   //
   if (!fHis) return kFALSE;
-  if (filename.Data()=="") {
+  if (filename.IsNull() || filename.IsWhitespace()) {
      AliWarning("WriteHistosToFile: null output filename!");
      return kFALSE;
   }
@@ -934,7 +934,7 @@ Bool_t AliITSPlaneEffSPD::ReadHistosFromFile(TString filename) {
   // Read histograms from an already existing file 
   //
   if (!fHis) return kFALSE;
-  if (filename.Data()=="") {
+  if (filename.IsNull() || filename.IsWhitespace()) {
      AliWarning("ReadHistosFromFile: incorrect output filename!");
      return kFALSE;
   }