Merge master.kernel.org:/pub/scm/linux/kernel/git/dwmw2/audit-2.6
[sfrench/cifs-2.6.git] / fs / namei.c
index 91ce1f24bbb635b8d7922541be0df37419c203eb..043d587216b5a3f3354a75878827df61956facc4 100644 (file)
@@ -525,6 +525,22 @@ static inline int __do_follow_link(struct path *path, struct nameidata *nd)
        return error;
 }
 
+static inline void dput_path(struct path *path, struct nameidata *nd)
+{
+       dput(path->dentry);
+       if (path->mnt != nd->mnt)
+               mntput(path->mnt);
+}
+
+static inline void path_to_nameidata(struct path *path, struct nameidata *nd)
+{
+       dput(nd->dentry);
+       if (nd->mnt != path->mnt)
+               mntput(nd->mnt);
+       nd->mnt = path->mnt;
+       nd->dentry = path->dentry;
+}
+
 /*
  * This limits recursive symlink follows to 8, while
  * limiting consecutive symlinks to 40.
@@ -552,9 +568,7 @@ static inline int do_follow_link(struct path *path, struct nameidata *nd)
        nd->depth--;
        return err;
 loop:
-       dput(path->dentry);
-       if (path->mnt != nd->mnt)
-               mntput(path->mnt);
+       dput_path(path, nd);
        path_release(nd);
        return err;
 }
@@ -813,13 +827,8 @@ static fastcall int __link_path_walk(const char * name, struct nameidata *nd)
                        err = -ENOTDIR; 
                        if (!inode->i_op)
                                break;
-               } else {
-                       dput(nd->dentry);
-                       if (nd->mnt != next.mnt)
-                               mntput(nd->mnt);
-                       nd->mnt = next.mnt;
-                       nd->dentry = next.dentry;
-               }
+               } else
+                       path_to_nameidata(&next, nd);
                err = -ENOTDIR; 
                if (!inode->i_op->lookup)
                        break;
@@ -859,13 +868,8 @@ last_component:
                        if (err)
                                goto return_err;
                        inode = nd->dentry->d_inode;
-               } else {
-                       dput(nd->dentry);
-                       if (nd->mnt != next.mnt)
-                               mntput(nd->mnt);
-                       nd->mnt = next.mnt;
-                       nd->dentry = next.dentry;
-               }
+               } else
+                       path_to_nameidata(&next, nd);
                err = -ENOENT;
                if (!inode)
                        break;
@@ -901,9 +905,7 @@ return_reval:
 return_base:
                return 0;
 out_dput:
-               dput(next.dentry);
-               if (nd->mnt != next.mnt)
-                       mntput(next.mnt);
+               dput_path(&next, nd);
                break;
        }
        path_release(nd);
@@ -1314,10 +1316,8 @@ int vfs_create(struct inode *dir, struct dentry *dentry, int mode,
                return error;
        DQUOT_INIT(dir);
        error = dir->i_op->create(dir, dentry, mode, nd);
-       if (!error) {
+       if (!error)
                fsnotify_create(dir, dentry->d_name.name);
-               security_inode_post_create(dir, dentry, mode);
-       }
        return error;
 }
 
@@ -1507,11 +1507,7 @@ do_last:
        if (path.dentry->d_inode->i_op && path.dentry->d_inode->i_op->follow_link)
                goto do_link;
 
-       dput(nd->dentry);
-       nd->dentry = path.dentry;
-       if (nd->mnt != path.mnt)
-               mntput(nd->mnt);
-       nd->mnt = path.mnt;
+       path_to_nameidata(&path, nd);
        error = -EISDIR;
        if (path.dentry->d_inode && S_ISDIR(path.dentry->d_inode->i_mode))
                goto exit;
@@ -1522,9 +1518,7 @@ ok:
        return 0;
 
 exit_dput:
-       dput(path.dentry);
-       if (nd->mnt != path.mnt)
-               mntput(path.mnt);
+       dput_path(&path, nd);
 exit:
        path_release(nd);
        return error;
@@ -1639,10 +1633,8 @@ int vfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev)
 
        DQUOT_INIT(dir);
        error = dir->i_op->mknod(dir, dentry, mode, dev);
-       if (!error) {
+       if (!error)
                fsnotify_create(dir, dentry->d_name.name);
-               security_inode_post_mknod(dir, dentry, mode, dev);
-       }
        return error;
 }
 
@@ -1712,10 +1704,8 @@ int vfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 
        DQUOT_INIT(dir);
        error = dir->i_op->mkdir(dir, dentry, mode);
-       if (!error) {
+       if (!error)
                fsnotify_mkdir(dir, dentry->d_name.name);
-               security_inode_post_mkdir(dir,dentry, mode);
-       }
        return error;
 }
 
@@ -1951,10 +1941,8 @@ int vfs_symlink(struct inode *dir, struct dentry *dentry, const char *oldname, i
 
        DQUOT_INIT(dir);
        error = dir->i_op->symlink(dir, dentry, oldname);
-       if (!error) {
+       if (!error)
                fsnotify_create(dir, dentry->d_name.name);
-               security_inode_post_symlink(dir, dentry, oldname);
-       }
        return error;
 }
 
@@ -2024,10 +2012,8 @@ int vfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_de
        DQUOT_INIT(dir);
        error = dir->i_op->link(old_dentry, dir, new_dentry);
        up(&old_dentry->d_inode->i_sem);
-       if (!error) {
+       if (!error)
                fsnotify_create(dir, new_dentry->d_name.name);
-               security_inode_post_link(old_dentry, dir, new_dentry);
-       }
        return error;
 }
 
@@ -2146,11 +2132,8 @@ static int vfs_rename_dir(struct inode *old_dir, struct dentry *old_dentry,
                        d_rehash(new_dentry);
                dput(new_dentry);
        }
-       if (!error) {
+       if (!error)
                d_move(old_dentry,new_dentry);
-               security_inode_post_rename(old_dir, old_dentry,
-                                          new_dir, new_dentry);
-       }
        return error;
 }
 
@@ -2176,7 +2159,6 @@ static int vfs_rename_other(struct inode *old_dir, struct dentry *old_dentry,
                /* The following d_move() should become unconditional */
                if (!(old_dir->i_sb->s_type->fs_flags & FS_ODD_RENAME))
                        d_move(old_dentry, new_dentry);
-               security_inode_post_rename(old_dir, old_dentry, new_dir, new_dentry);
        }
        if (target)
                up(&target->i_sem);