ocfs2: adjust code style for o2net_handler_tree_lookup()

Code in o2net_handler_tree_lookup() may be corrupted by mistake.  So
adjust it to promote readability.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
index d04a3c2fad3c190df7cc40741c6aaa60bc126333..8c50c238577a1b626d9da9481a4314589eedbd43 100644 (file)
--- a/fs/ocfs2/cluster/tcp.c
+++ b/fs/ocfs2/cluster/tcp.c
@@ -766,32 +766,32 @@ static struct o2net_msg_handler *
 o2net_handler_tree_lookup(u32 msg_type, u32 key, struct rb_node ***ret_p,
                          struct rb_node **ret_parent)
 {
-        struct rb_node **p = &o2net_handler_tree.rb_node;
-        struct rb_node *parent = NULL;
+       struct rb_node **p = &o2net_handler_tree.rb_node;
+       struct rb_node *parent = NULL;
        struct o2net_msg_handler *nmh, *ret = NULL;
        int cmp;
 
-        while (*p) {
-                parent = *p;
-                nmh = rb_entry(parent, struct o2net_msg_handler, nh_node);
+       while (*p) {
+               parent = *p;
+               nmh = rb_entry(parent, struct o2net_msg_handler, nh_node);
                cmp = o2net_handler_cmp(nmh, msg_type, key);
 
-                if (cmp < 0)
-                        p = &(*p)->rb_left;
-                else if (cmp > 0)
-                        p = &(*p)->rb_right;
-                else {
+               if (cmp < 0)
+                       p = &(*p)->rb_left;
+               else if (cmp > 0)
+                       p = &(*p)->rb_right;
+               else {
                        ret = nmh;
-                        break;
+                       break;
                }
-        }
+       }
 
-        if (ret_p != NULL)
-                *ret_p = p;
-        if (ret_parent != NULL)
-                *ret_parent = parent;
+       if (ret_p != NULL)
+               *ret_p = p;
+       if (ret_parent != NULL)
+               *ret_parent = parent;
 
-        return ret;
+       return ret;
 }
 
 static void o2net_handler_kref_release(struct kref *kref)