- Fix (gcc error) passing cmd instead of cmd.Getstr() to htrc

modified:
  storage/connect/myconn.cpp

- Remove an unuseful test (gcc warning)
modified:
  storage/connect/myconn.cpp

storage/connect/myconn.cpp

@@ -172,7 +172,7 @@ PQRYRES MyColumns(PGLOBAL g, THD *thd, const char *host, const char *db,
       } // endif b
 
     if (trace)
-      htrc("MyColumns: cmd='%s'\n", cmd);
+      htrc("MyColumns: cmd='%s'\n", cmd.GetStr());
 
     if ((n = myc.GetResultSize(g, cmd.GetStr())) < 0) {
       myc.Close();

storage/connect/xobject.h

@@ -141,8 +141,7 @@ class DllExport STRING : public BLOCK {
   inline void   Trim(void) {(void)Resize(Length + 1);}
   inline void   Chop(void) {if (Length) Strp[--Length] = 0;}
   inline void   RepLast(char c) {if (Length) Strp[Length-1] = c;}
-  inline void   Truncate(uint n) {if (n >= 0 && n < Length)
-                                    {Strp[n] = 0; Length = n;}}
+  inline void   Truncate(uint n) {if (n < Length) {Strp[n] = 0; Length = n;}}
 
  protected:
          char  *Realloc(uint len);