wavelan_cs arm fix

Even when all fields are unsigned char, struct still might have
alignment > 1. Does so on arm, unless you explicitly say that
it's packed...

Signed-off-by: Al Viro <[e-mail]>
Signed-off-by: John W. Linville <[e-mail]>

drivers/net/wireless/wavelan_cs.h

···
 #define	MMW_EXT_ANT_INTERNAL	0x00	/* Internal antenna */
 #define	MMW_EXT_ANT_EXTERNAL	0x03	/* External antenna */
 #define	MMW_EXT_ANT_IQ_TEST	0x1C	/* IQ test pattern (set to 0) */
-};
+} __attribute__((packed));
 
 /* Size for structure checking (if padding is correct) */
 #define	MMW_SIZE	37