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Diffstat (limited to 'lisp/window.el')
| -rw-r--r-- | lisp/window.el | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lisp/window.el b/lisp/window.el index 2ae1a2c9e79..7810ba4c5be 100644 --- a/lisp/window.el +++ b/lisp/window.el @@ -246,9 +246,10 @@ then the smallest tree containing that window is returned." (windowp window-or-frame)) (error "Not a frame or window: %s" window-or-frame))) (let ((subtree (bw-find-tree-sub window-or-frame))) - (if (integerp subtree) - nil - (bw-get-tree-1 subtree)))) + (when subtree + (if (integerp subtree) + nil + (bw-get-tree-1 subtree))))) (defun bw-get-tree-1 (split) (if (windowp split) |