[no subject]

[Gavin D. Smith]

branch: master
commit 564009e71332b0a5973d15828e2a9b08d98b704b
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Sun Jan 28 16:12:12 2024 +0000

    * info/infodoc.c (describe_key): Fix handling of keys with
    "invalid" mappings.
    
    Report from Bugsy Abatantuono <bugsyabatantuono@proton.me>.
---
 ChangeLog      | 7 +++++++
 info/infodoc.c | 3 ++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 2dce139a27..ddde1168ec 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2024-01-28  Gavin Smith <gavinsmith0123@gmail.com>
+
+       * info/infodoc.c (describe_key): Fix handling of keys with
+       "invalid" mappings.
+
+       Report from Bugsy Abatantuono <bugsyabatantuono@proton.me>.
+
 2024-01-28  Gavin Smith <gavinsmith0123@gmail.com>
 
        * info/doc.h (FUNCTION_DOC, InfoCommand): Use "InfoCommand" as
diff --git a/info/infodoc.c b/info/infodoc.c
index f115ab7062..5bad4e8869 100644
--- a/info/infodoc.c
+++ b/info/infodoc.c
@@ -466,7 +466,8 @@ DECLARE_INFO_COMMAND (describe_key, _("Print documentation 
for KEY"))
       *k++ = keystroke;
       *k = '\0';
 
-      if (map[keystroke].value.function == NULL)
+      if (!map[keystroke].value.function
+          || !map[keystroke].value.function->func) /* "invalid" mapping */
         {
           message_in_echo_area (_("%s is undefined"), pretty_keyseq (keys));
           return;