[cups.bugs] [MOD] STR #4099: libusb-based USB backend: USB backend crashes on USB errors

[Till Kamppeter]

DO NOT REPLY TO THIS MESSAGE.  INSTEAD, POST ANY RESPONSES TO THE LINK BELOW.

[STR New]

The attached patch checks the output value of all libusb function calls, so
that if one of the calls errors the backend errors out instead of crashing.

In addition, the detaching of the usblp kernel module is done in a earlier
stage of the open_device() function.

Link: http://www.cups.org/str.php?L4099
Version: 1.5.3
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: usb-backend-detach-usblp-earlier-crash-guards.patch
URL: <https://lists.cups.org/pipermail/cups/attachments/20120523/ba362fdc/attachment.ksh>