Ticket #47504 idlistscanlimit per index/type/value
https://fedorahosted.org/389/ticket/47504
Reviewed by: nhosoi (Thanks!)
Branch: master
Fix Description: Fix compiler warning - use bv.bv_val to print syntax
errors in substring filter.
Platforms tested: RHEL6 x86_64
Flag Day: no
Doc impact: no
(cherry picked from commit 36f506d05fb940e56c42a6b966f11ad1fdf8cba6)