cdfInqContents: set ntsteps to 0 if no data variable found

ChangeLog

@@ -5,6 +5,7 @@
 
 2012-09-10  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>
 
+	* cdfInqContents: set ntsteps to 0 if no data variable found
 	* netCDF: set 1D arrays to coordiante variables if axis attribute is available
 
 2012-09-10  Uwe Schulzweida  <Uwe.Schulzweida@zmaw.de>

src/stream_cdf.c

@@ -6352,9 +6352,7 @@ int cdfInqContents(int streamID)
   else
     ntsteps = 0;
 
-  streamptr->ntsteps = ntsteps;
-
-  if ( CDI_Debug ) Message("Number of timesteps = %d", streamptr->ntsteps);
+  if ( CDI_Debug ) Message("Number of timesteps = %d", ntsteps);
   if ( CDI_Debug ) Message("Time dimid = %d", streamptr->basetime.ncdimid);
 
   /* read ncdims */
@@ -6662,11 +6660,17 @@ int cdfInqContents(int streamID)
   nvars = nvarids;
 
   if ( CDI_Debug ) Message("time varid = %d", streamptr->basetime.ncvarid);
-  if ( CDI_Debug ) Message("ntsteps = %d", streamptr->ntsteps);
+  if ( CDI_Debug ) Message("ntsteps = %d", ntsteps);
   if ( CDI_Debug ) Message("nvars = %d", nvars);
 
-  if ( nvars == 0 ) return (CDI_EUFSTRUCT);
 
+  if ( nvars == 0 )
+    {
+      streamptr->ntsteps = 0;
+      return (CDI_EUFSTRUCT);
+    }
+
+  streamptr->ntsteps = ntsteps;
 
   /* define all data variables */
   define_all_vars(fileID, streamID, vlistID, instID, modelID, varids, ncdims, nvars, ncvars);