From: Michael Gernoth <michael@gernoth.net>
Date: Wed, 27 May 2015 08:08:41 +0000 (+0200)
Subject: fix a few small memory-leaks when opening the USB device
X-Git-Tag: v0.100~6
X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/hmcfgusb/commitdiff_plain/018f85faaef11f00f1f7736ccfe4d8f2fc9671ab?hp=018f85faaef11f00f1f7736ccfe4d8f2fc9671ab

fix a few small memory-leaks when opening the USB device

Free the USB device list, do not call libusb_exit() when not really
terminating, don't call libusb_init() more than once (no need
without libusb_exit()). Also handle canceled usb-transfers and free
their memory.
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