link_path_walk: nd->depth massage, part 2

collapse adjacent increment/decrement pairs.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/namei.c b/fs/namei.c
index e408f4d0c85f4aa974d2b0013b864da2cc00e490..a4034255d8274c482fca4e7a4b7f2952369253b9 100644 (file)
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1832,8 +1832,6 @@ Walked:
                                break;
                        }
 
-                       nd->depth++;
-                       nd->depth--;
                        s = get_link(nd);
                        nd->depth++;
 
@@ -1847,8 +1845,6 @@ Walked:
                                /* jumped */
                                nd->depth--;
                                put_link(nd);
-                               nd->depth++;
-                               nd->depth--;
                        } else {
                                if (*s == '/') {
                                        if (!nd->root.mnt)
@@ -1878,8 +1874,6 @@ Err:
        while (unlikely(nd->depth > 1)) {
                nd->depth--;
                put_link(nd);
-               nd->depth++;
-               nd->depth--;
        }
        nd->depth--;
        return err;
@@ -1889,8 +1883,6 @@ OK:
                err = walk_component(nd, LOOKUP_FOLLOW);
                nd->depth--;
                put_link(nd);
-               nd->depth++;
-               nd->depth--;
                goto Walked;
        }
        nd->depth--;