nfsd4: reshuffle lease-setting code to allow reuse

[safe/jmp/linux-2.6] / fs / namei.c

diff --git a/fs/namei.c b/fs/namei.c
index cd77b63..a4855af 100644 (file)
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -823,6 +823,17 @@ fail:
 }
 
 /*
+ * This is a temporary kludge to deal with "automount" symlinks; proper
+ * solution is to trigger them on follow_mount(), so that do_lookup()
+ * would DTRT.  To be killed before 2.6.34-final.
+ */
+static inline int follow_on_final(struct inode *inode, unsigned lookup_flags)
+{
+       return inode && unlikely(inode->i_op->follow_link) &&
+               ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode));
+}
+
+/*
  * Name resolution.
  * This is the basic name resolution function, turning a pathname into
  * the final dentry. We expect 'base' to be positive and a directory.
@@ -942,8 +953,7 @@ last_component:
                if (err)
                        break;
                inode = next.dentry->d_inode;
-               if ((lookup_flags & LOOKUP_FOLLOW)
-                   && inode && inode->i_op->follow_link) {
+               if (follow_on_final(inode, lookup_flags)) {
                        err = do_follow_link(&next, nd);
                        if (err)
                                goto return_err;
@@ -1736,7 +1746,7 @@ do_last:
                if (nd.root.mnt)
                        path_put(&nd.root);
                if (!IS_ERR(filp)) {
-                       error = ima_path_check(filp, acc_mode);
+                       error = ima_file_check(filp, acc_mode);
                        if (error) {
                                fput(filp);
                                filp = ERR_PTR(error);
@@ -1796,7 +1806,7 @@ ok:
        }
        filp = nameidata_to_filp(&nd);
        if (!IS_ERR(filp)) {
-               error = ima_path_check(filp, acc_mode);
+               error = ima_file_check(filp, acc_mode);
                if (error) {
                        fput(filp);
                        filp = ERR_PTR(error);