[nongnu] elpa/helm 57ad63bcb9 2/4: Fix buffer affix fn cache

[ELPA Syncer]

branch: elpa/helm
commit 57ad63bcb99c152c77e39604a99f57a9dc55b9e5
Author: Thierry Volpiatto <thievol@posteo.net>
Commit: Thierry Volpiatto <thievol@posteo.net>

    Fix buffer affix fn cache
---
 helm-mode.el | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/helm-mode.el b/helm-mode.el
index b17ea03c1e..b43ff41bef 100644
--- a/helm-mode.el
+++ b/helm-mode.el
@@ -1058,9 +1058,10 @@ should be specified as a string and the category as a 
symbol.")
 (defvar helm-completing-read--buffer-lgst-mode nil)
 (defun helm-completing-read-buffer-affixation (completions)
   (let ((len-mode (or helm-completing-read--buffer-lgst-mode
-                      (cl-loop for bn in completions
-                               maximize (with-current-buffer bn
-                                          (length (symbol-name 
major-mode)))))))
+                      (setq helm-completing-read--buffer-lgst-mode
+                            (cl-loop for bn in completions
+                                     maximize (with-current-buffer bn
+                                                (length (symbol-name 
major-mode))))))))
     (lambda (comp)
       (let* ((buf (get-buffer comp))
              (fname (buffer-file-name buf))