Fix conversion of cmdpasses from 1.3 format.

Spotted by:	scan-build

doc/UPDATES

@@ -14,6 +14,7 @@ maint
     a binary that would rely on having a specific compiler version installed
     and avoids issues when updating the local compiler. This also fixes
     building a binary with GCC on FreeBSD and using it on a clang-only system.
+  * Fix conversion of command passes from ancient 1.3 format.
 
 1.4.5
   * Remove ahbl as it now positively identifies all hosts as abusive

src/dccutil.cc

@@ -1157,7 +1157,7 @@ int check_cmd_pass(const char *cmd, char *pass)
 
         simple_snprintf(ctmp, sizeof(ctmp), "%s %s", cmd, epass);
         free(epass);
-        set_cmd_pass(tmp, 1);
+        set_cmd_pass(ctmp, 1);
         return 1;
       }