Remove some redundant code flagged by clang or GCC

storage/connect/inihandl.cpp

@@ -192,7 +192,7 @@ static void PROFILE_Save( FILE *file, PROFILESECTION *section )
     }
 
     for (key = section->key; key; key = key->next)
-      if (key->name && key->name[0]) {
+      if (key->name[0]) {
         fprintf(file, "%s", SVP(key->name));
 
         if (key->value)

storage/connect/odbconn.cpp

@@ -1289,7 +1289,6 @@ bool ODBConn::DriverConnect(DWORD Options)
 #else   // !__WIN__
   HWND    hWnd = (HWND)1;
 #endif  // !__WIN__
-  PGLOBAL& g = m_G;
 
     wConnectOption = SQL_DRIVER_NOPROMPT;
 //else if (Options & forceOdbcDialog)