---

yaml --- r: 150529 b: refs/heads/master c: 1ce8e7b h: refs/heads/master i: 150527: 1df12be v: v3
git-mirror · May 27, 2009 · 284b9a1 · 284b9a1
1 parent 9c00f4f
commit 284b9a1
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Showing 4 changed files with 8 additions and 16 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0bb32417ff0f6ac385e4eec3ef6641950bbb3694
+refs/heads/master: 1ce8e7b57b3a4527ef83da1c5c7bd8a6b9d87b56
diff --git a/trunk/include/linux/netdevice.h b/trunk/include/linux/netdevice.h
@@ -905,7 +905,6 @@ struct net_device
 #define to_net_dev(d) container_of(d, struct net_device, dev)
 
 #define	NETDEV_ALIGN		32
-#define	NETDEV_ALIGN_CONST	(NETDEV_ALIGN - 1)
 
 static inline
 struct netdev_queue *netdev_get_tx_queue(const struct net_device *dev,
@@ -976,9 +975,7 @@ static inline bool netdev_uses_trailer_tags(struct net_device *dev)
  */
 static inline void *netdev_priv(const struct net_device *dev)
 {
-	return (char *)dev + ((sizeof(struct net_device)
-			       + NETDEV_ALIGN_CONST)
-			      & ~NETDEV_ALIGN_CONST);
+	return (char *)dev + ALIGN(sizeof(struct net_device), NETDEV_ALIGN);
 }
 
 /* Set the sysfs physical device reference for the network logical device

diff --git a/trunk/net/core/dev.c b/trunk/net/core/dev.c
@@ -4988,18 +4988,18 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name,
 	struct netdev_queue *tx;
 	struct net_device *dev;
 	size_t alloc_size;
-	void *p;
+	struct net_device *p;
 
 	BUG_ON(strlen(name) >= sizeof(dev->name));
 
 	alloc_size = sizeof(struct net_device);
 	if (sizeof_priv) {
 		/* ensure 32-byte alignment of private area */
-		alloc_size = (alloc_size + NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST;
+		alloc_size = ALIGN(alloc_size, NETDEV_ALIGN);
 		alloc_size += sizeof_priv;
 	}
 	/* ensure 32-byte alignment of whole construct */
-	alloc_size += NETDEV_ALIGN_CONST;
+	alloc_size += NETDEV_ALIGN - 1;
 
 	p = kzalloc(alloc_size, GFP_KERNEL);
 	if (!p) {
@@ -5014,8 +5014,7 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name,
 		goto free_p;
 	}
 
-	dev = (struct net_device *)
-		(((long)p + NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST);
+	dev = PTR_ALIGN(p, NETDEV_ALIGN);
 	dev->padded = (char *)dev - (char *)p;
 
 	if (dev_addr_init(dev))

diff --git a/trunk/net/mac80211/main.c b/trunk/net/mac80211/main.c
@@ -735,9 +735,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
 	 * +-------------------------+
 	 *
 	 */
-	priv_size = ((sizeof(struct ieee80211_local) +
-		      NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST) +
-		    priv_data_len;
+	priv_size = ALIGN(sizeof(*local), NETDEV_ALIGN) + priv_data_len;
 
 	wiphy = wiphy_new(&mac80211_config_ops, priv_size);
 
@@ -754,9 +752,7 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
 
 	local->hw.wiphy = wiphy;
 
-	local->hw.priv = (char *)local +
-			 ((sizeof(struct ieee80211_local) +
-			   NETDEV_ALIGN_CONST) & ~NETDEV_ALIGN_CONST);
+	local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN);
 
 	BUG_ON(!ops->tx);
 	BUG_ON(!ops->start);