staging: usbip: userspace: move sysfs_utils to libsrc

Since it offers a API to both usbip tools and libusbip,
it is more appropriate to be place in the library.
Signed-off-by: NValentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/usbip/userspace/libsrc/Makefile.am

@@ -4,4 +4,5 @@ libusbip_la_LDFLAGS  = -version-info @LIBUSBIP_VERSION@
 
 lib_LTLIBRARIES := libusbip.la
 libusbip_la_SOURCES := names.c names.h usbip_host_driver.c usbip_host_driver.h \
-		       usbip_common.c usbip_common.h vhci_driver.c vhci_driver.h
+		       usbip_common.c usbip_common.h vhci_driver.c vhci_driver.h \
+		       sysfs_utils.c sysfs_utils.h

drivers/staging/usbip/userspace/src/Makefile.am

@@ -6,8 +6,6 @@ sbin_PROGRAMS := usbip usbipd
 
 usbip_SOURCES := usbip.h utils.h usbip.c utils.c usbip_network.c \
 		 usbip_attach.c usbip_detach.c usbip_list.c \
-		 usbip_bind.c usbip_unbind.c usbip_port.c \
-		 sysfs_utils.c
-
+		 usbip_bind.c usbip_unbind.c usbip_port.c
 
 usbipd_SOURCES := usbip_network.h usbipd.c usbip_network.c