[PATCH] usb-gadget: fix warning in ethernet

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Driver was taking max() of a size_t and u32 which causes complaint
about comparison of different types.

Stumbled on this accidently in my config, never used.

Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxxxx>

--- a/drivers/usb/gadget/u_ether.c	2011-03-01 22:35:33.762614530 -0800
+++ b/drivers/usb/gadget/u_ether.c	2011-03-01 22:35:49.050375360 -0800
@@ -241,7 +241,7 @@ rx_submit(struct eth_dev *dev, struct us
 	size -= size % out->maxpacket;
 
 	if (dev->port_usb->is_fixed)
-		size = max(size, dev->port_usb->fixed_out_len);
+		size = max_t(size_t, size, dev->port_usb->fixed_out_len);
 
 	skb = alloc_skb(size + NET_IP_ALIGN, gfp_flags);
 	if (skb == NULL) {
--
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