jnasmartcardio/jnasmartcardio — pull request #22 by petermylemans (2014-11-20 13:23:22+00:00)
Title: Fix for SCARD_E_INVALID_PARAMETER on Mac OS X Mavericks and earlier.

Initially caused by fix for Mac OS X Yosemite. Older implementations (Mavericks and earlier) can't deal with the readerLength being NULL.