staging: usbip: fix wrong endian conversion

Fix number_of_packets wrong endian conversion in function
correct_endian_ret_submit()
Signed-off-by: David Chang <dchang@novell.com>
Acked-by: Arjan Mels <arjan.mels@gmx.net>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/usbip/usbip_common.c

@@ -589,7 +589,7 @@ static void correct_endian_ret_submit(struct usbip_header_ret_submit *pdu,
 		be32_to_cpus(&pdu->status);
 		be32_to_cpus(&pdu->actual_length);
 		be32_to_cpus(&pdu->start_frame);
-		cpu_to_be32s(&pdu->number_of_packets);
+		be32_to_cpus(&pdu->number_of_packets);
 		be32_to_cpus(&pdu->error_count);
 	}
 }