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aqc111: fix endianness issue in aqc111_change_mtu

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If the MTU is large enough, the first write to the device
is just repeated. On BE architectures, however, the first
word of the command will be swapped a second time and garbage
will be written. Avoid that.

Signed-off-by: Oliver Neukum <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Oliver Neukum authored and David S. Miller committed 2019-05-09 09:35:40 -07:00
1 parent 873017af77
commit b8b277525e
1 file changed
+2
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drivers/net/usb/aqc111.c
+2
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@@ -453,6 +453,8 @@ static int aqc111_change_mtu(struct net_device *net, int new_mtu)
reg16 = 0x1420;
else if (dev->net->mtu <= 16334)
reg16 = 0x1A20;
else
return 0;
aqc111_write16_cmd(dev, AQ_ACCESS_MAC, SFR_PAUSE_WATERLVL_LOW,
2, &reg16);