drivers/net: use __packed annotation

cleanup patch.

Use new __packed annotation in drivers/net/

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h
index 113c366..a3fcbb5 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fh.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fh.h
@@ -449,7 +449,7 @@
 	__le16 finished_rb_num;
 	__le16 finished_fr_nam;
 	__le32 __unused; /* 3945 only */
-} __attribute__ ((packed));
+} __packed;
 
 
 #define TFD_QUEUE_SIZE_MAX      (256)
@@ -475,7 +475,7 @@
 struct iwl_tfd_tb {
 	__le32 lo;
 	__le16 hi_n_len;
-} __attribute__((packed));
+} __packed;
 
 /**
  * struct iwl_tfd
@@ -510,7 +510,7 @@
 	u8 num_tbs;
 	struct iwl_tfd_tb tbs[IWL_NUM_OF_TBS];
 	__le32 __pad;
-} __attribute__ ((packed));
+} __packed;
 
 /* Keep Warm Size */
 #define IWL_KW_SIZE 0x1000	/* 4k */