Misc libusb cleanups
authorAntonio Ospite <ao2@ao2.it>
Wed, 10 Jun 2015 09:13:04 +0000 (11:13 +0200)
committerAntonio Ospite <ao2@ao2.it>
Wed, 10 Jun 2015 09:15:08 +0000 (11:15 +0200)
commitf7a9b92e7107a03a92e64a7091f0dea908210cda
treef8f7769261a0acf4b12e79a68723826ea5f288b3
parent024ad80e0083fe28345d070a48d65a89c3a4155b
Misc libusb cleanups

Use symbolic constants, check return values, auto detach the kernel
driver, release the interface.
src/visomat-data-downloader.c