branch master updated: * install-info/install-info.c (main) <--description>: Free string when concatenating text.

[Gavin D. Smith]

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gavin pushed a commit to branch master
in repository texinfo.

The following commit(s) were added to refs/heads/master by this push:
     new 7f772b4465 * install-info/install-info.c (main) <--description>: Free 
string when concatenating text.
7f772b4465 is described below

commit 7f772b4465a963c8a8ef4f9e53bab593c2887b25
Author: Gavin Smith <gavinsmith0123@gmail.com>
AuthorDate: Wed Sep 13 18:21:28 2023 +0100

    * install-info/install-info.c (main) <--description>:
    Free string when concatenating text.
---
 ChangeLog                   | 5 +++++
 install-info/install-info.c | 5 ++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index c9a275cbf5..35f240d2c3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2023-09-13  Gavin Smith <gavinsmith0123@gmail.com>
+
+       * install-info/install-info.c (main) <--description>:
+       Free string when concatenating text.
+
 2023-09-13  Gavin Smith <gavinsmith0123@gmail.com>
 
        * install-info/install-info.c (output_dirfile):
diff --git a/install-info/install-info.c b/install-info/install-info.c
index d555a3a428..750fb43461 100644
--- a/install-info/install-info.c
+++ b/install-info/install-info.c
@@ -2025,6 +2025,7 @@ main (int argc, char *argv[])
           {
             struct spec_entry *next;
             size_t length = strlen (optarg);
+            char *old_text;
 
             if (!entries_to_add)
               {
@@ -2055,9 +2056,11 @@ main (int argc, char *argv[])
                newline if we need one.  Prepend a space if we have no
                previous text, since eventually we will be adding the
                "* foo ()." and we want to end up with a ". " for parsing.  */
-            next->text = concat (next->text ? next->text : " ",
+            old_text = next->text;
+            next->text = concat (old_text ? old_text : " ",
                                  optarg, 
                                  optarg[length - 1] == '\n' ? "" : "\n");
+            free (old_text);
             next->text_len = strlen (next->text);
           }
           break;