bonding: Purely cosmetic: rename a local variable

From: Wagner Ferenc <wferi@niif.hu>

Code for rendering multivalue sysfs files occurs three times
in this module.  Rename 'buffer' to 'buf' in the first, for
the sake of consistency.
Signed-off-by: NFerenc Wagner <wferi@niif.hu>
Acked-by: NJay Vosburgh <fubar@us.ibm.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/net/bonding/bond_sysfs.c

@@ -74,7 +74,7 @@ struct rw_semaphore bonding_rwsem;
  * "show" function for the bond_masters attribute.
  * The class parameter is ignored.
  */
-static ssize_t bonding_show_bonds(struct class *cls, char *buffer)
+static ssize_t bonding_show_bonds(struct class *cls, char *buf)
 {
 	int res = 0;
 	struct bonding *bond;
@@ -86,13 +86,12 @@ static ssize_t bonding_show_bonds(struct class *cls, char *buffer)
 			/* not enough space for another interface name */
 			if ((PAGE_SIZE - res) > 10)
 				res = PAGE_SIZE - 10;
-			res += sprintf(buffer + res, "++more++ ");
+			res += sprintf(buf + res, "++more++ ");
 			break;
 		}
-		res += sprintf(buffer + res, "%s ",
-			       bond->dev->name);
+		res += sprintf(buf + res, "%s ", bond->dev->name);
 	}
-	if (res) buffer[res-1] = '\n'; /* eat the leftover space */
+	if (res) buf[res-1] = '\n'; /* eat the leftover space */
 	up_read(&(bonding_rwsem));
 	return res;
 }