new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
index 08b886f..2bfe6dc 100644
--- a/fs/notify/dnotify/dnotify.c
+++ b/fs/notify/dnotify/dnotify.c
@@ -174,7 +174,7 @@
 	struct dnotify_struct **prev;
 	struct inode *inode;
 
-	inode = filp->f_path.dentry->d_inode;
+	inode = file_inode(filp);
 	if (!S_ISDIR(inode->i_mode))
 		return;
 
@@ -296,7 +296,7 @@
 	}
 
 	/* dnotify only works on directories */
-	inode = filp->f_path.dentry->d_inode;
+	inode = file_inode(filp);
 	if (!S_ISDIR(inode->i_mode)) {
 		error = -ENOTDIR;
 		goto out_err;
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index 9ff4a5e..5d84442 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -466,7 +466,7 @@
 
 		ret = -ENOTDIR;
 		if ((flags & FAN_MARK_ONLYDIR) &&
-		    !(S_ISDIR(f.file->f_path.dentry->d_inode->i_mode))) {
+		    !(S_ISDIR(file_inode(f.file)->i_mode))) {
 			fdput(f);
 			goto out;
 		}