HID: cp2112: fix sleep-while-atomic

A recent commit fixing DMA-buffers on stack added a shared transfer
buffer protected by a spinlock. This is broken as the USB HID request
callbacks can sleep. Fix this up by replacing the spinlock with a mutex.

Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable")
Cc: stable <stable@vger.kernel.org>	# 4.9
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

path: root/astraceroute/Makefile

astraceroute-libs =	-lGeoIP \
			-lpthread \
			-lz

astraceroute-objs =	xmalloc.o \
			ioops.o \
			proto_none.o \
			tprintf.o \
			bpf.o \
			str.o \
			sig.o \
			sock.o \
			link.o \
			dev.o \
			geoip.o \
			ring_rx.o \
			ring.o \
			astraceroute.o

astraceroute-eflags =

astraceroute-confs =	geoip.conf