usbip: tools usbip_network: Fix cryptic error messages

Kernel and tool version mismatch message is cryptic. Fix it to be
informative.

Signed-off-by: Shuah Khan <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

tools/usb/usbip/src/usbip_network.c

···
 	PACK_OP_COMMON(0, &op_common);
 
 	if (op_common.version != USBIP_VERSION) {
-		dbg("version mismatch: %d %d", op_common.version,
-		    USBIP_VERSION);
+		err("USBIP Kernel and tool version mismatch: %d %d:",
+		    op_common.version, USBIP_VERSION);
 		goto err;
 	}