Commit de42edde authored Jul 01, 2010 by Greg Rose Committed by David S. Miller Jul 01, 2010

igb: Add comment



Add explanatory comment to avoid confusion when a pointer is set
to the second word of an array instead of the customary cast of a
pointer to the beginning of the array.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 8d420a1b

drivers/net/igb/igb_main.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -4974,6 +4974,10 @@ static void igb_vf_reset_msg(struct igb_adapter *adapter, u32 vf)

		static int igb_set_vf_mac_addr(struct igb_adapter adapter, u32 msg, int vf)
		{
		/*
		* The VF MAC Address is stored in a packed array of bytes
		* starting at the second 32 bit word of the msg array
		*/
		unsigned char addr = (char )&msg[1];
		int err = -1;

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