Revert "[PATCH] zd1211rw: Removed unneeded packed attributes"

This reverts commit 4e1bbd846d.

Quoth Daniel Drake <dsd@gentoo.org>:

"A user reported that commit 4e1bbd846d
(Remove unneeded packed attributes) breaks the zd1211rw driver on ARM."

Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/zd1211rw/zd_usb.h

@@ -74,17 +74,17 @@ enum control_requests {
 struct usb_req_read_regs {
 	__le16 id;
 	__le16 addr[0];
-};
+} __attribute__((packed));
 
 struct reg_data {
 	__le16 addr;
 	__le16 value;
-};
+} __attribute__((packed));
 
 struct usb_req_write_regs {
 	__le16 id;
 	struct reg_data reg_writes[0];
-};
+} __attribute__((packed));
 
 enum {
 	RF_IF_LE = 0x02,
@@ -101,7 +101,7 @@ struct usb_req_rfwrite {
 	/* RF2595: 24 */
 	__le16 bit_values[0];
 	/* (CR203 & ~(RF_IF_LE | RF_CLK | RF_DATA)) | (bit ? RF_DATA : 0) */
-};
+} __attribute__((packed));
 
 /* USB interrupt */
 
@@ -118,12 +118,12 @@ enum usb_int_flags {
 struct usb_int_header {
 	u8 type;	/* must always be 1 */
 	u8 id;
-};
+} __attribute__((packed));
 
 struct usb_int_regs {
 	struct usb_int_header hdr;
 	struct reg_data regs[0];
-};
+} __attribute__((packed));
 
 struct usb_int_retry_fail {
 	struct usb_int_header hdr;
@@ -131,7 +131,7 @@ struct usb_int_retry_fail {
 	u8 _dummy;
 	u8 addr[ETH_ALEN];
 	u8 ibss_wakeup_dest;
-};
+} __attribute__((packed));
 
 struct read_regs_int {
 	struct completion completion;