fdget(), trivial conversions

fdget() is the first thing done in scope, all matching fdput() are
immediately followed by leaving the scope.

Reviewed-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 3 deletions

diff --git a/fs/fhandle.c b/fs/fhandle.c
index 82df28d45cd7..5f801139358e 100644
--- a/fs/fhandle.c
+++ b/fs/fhandle.c
@@ -139,12 +139,11 @@ static int get_path_from_fd(int fd, struct path *root)
 		path_get(root);
 		spin_unlock(&fs->lock);
 	} else {
-		struct fd f = fdget(fd);
-		if (!fd_file(f))
+		CLASS(fd, f)(fd);
+		if (fd_empty(f))
 			return -EBADF;
 		*root = fd_file(f)->f_path;
 		path_get(root);
-		fdput(f);
 	}
 
 	return 0;