[PATCH 49/79] namei: trim redundant arguments of fs/namei.c:put_link()

[Al Viro]

From: Al Viro <v...@zeniv.linux.org.uk>

Signed-off-by: Al Viro <v...@zeniv.linux.org.uk>
---
 fs/namei.c | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/fs/namei.c b/fs/namei.c
index 22256ef..f0066785 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -718,12 +718,13 @@ void nd_jump_link(struct nameidata *nd, struct path *path)
        nd->flags |= LOOKUP_JUMPED;
 }
 
-static inline void put_link(struct nameidata *nd, struct path *link, void 
*cookie)
+static inline void put_link(struct nameidata *nd)
 {
-       struct inode *inode = link->dentry->d_inode;
-       if (cookie && inode->i_op->put_link)
-               inode->i_op->put_link(link->dentry, cookie);
-       path_put(link);
+       struct saved *last = nd->stack + nd->depth;
+       struct inode *inode = last->link.dentry->d_inode;
+       if (last->cookie && inode->i_op->put_link)
+               inode->i_op->put_link(last->link.dentry, last->cookie);
+       path_put(&last->link);
 }
 
 int sysctl_protected_symlinks __read_mostly = 0;
@@ -1801,7 +1802,7 @@ Walked:
                        err = 0;
                        if (unlikely(!s)) {
                                /* jumped */
-                               put_link(nd, &last->link, last->cookie);
+                               put_link(nd);
                                current->link_count--;
                                nd->depth--;
                                last--;
@@ -1832,7 +1833,7 @@ Walked:
        terminate_walk(nd);
 Err:
        while (unlikely(nd->depth)) {
-               put_link(nd, &last->link, last->cookie);
+               put_link(nd);
                current->link_count--;
                nd->depth--;
                last--;
@@ -1842,7 +1843,7 @@ OK:
        if (unlikely(nd->depth)) {
                name = last->name;
                err = walk_component(nd, LOOKUP_FOLLOW);
-               put_link(nd, &last->link, last->cookie);
+               put_link(nd);
                current->link_count--;
                nd->depth--;
                last--;
@@ -1987,7 +1988,7 @@ static int trailing_symlink(struct nameidata *nd)
        nd->inode = nd->path.dentry->d_inode;
        error = link_path_walk(s, nd);
        if (unlikely(error))
-               put_link(nd, &nd->stack[0].link, nd->stack[0].cookie);
+               put_link(nd);
        return error;
 }
 
@@ -2028,7 +2029,7 @@ static int path_lookupat(int dfd, const struct filename 
*name,
                        if (err)
                                break;
                        err = lookup_last(nd);
-                       put_link(nd, &nd->stack[0].link, nd->stack[0].cookie);
+                       put_link(nd);
                }
        }
 
@@ -2372,7 +2373,7 @@ path_mountpoint(int dfd, const struct filename *name, 
struct path *path,
                if (err)
                        break;
                err = mountpoint_last(nd, path);
-               put_link(nd, &nd->stack[0].link, nd->stack[0].cookie);
+               put_link(nd);
        }
 out:
        path_cleanup(nd);
@@ -3256,7 +3257,7 @@ static struct file *path_openat(int dfd, struct filename 
*pathname,
                if (unlikely(error))
                        break;
                error = do_last(nd, file, op, &opened, pathname);
-               put_link(nd, &nd->stack[0].link, nd->stack[0].cookie);
+               put_link(nd);
        }
 out:
        path_cleanup(nd);
-- 
2.1.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/