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cut: avoid calling renumber() on what might be NULL

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This fixes https://savannah.gnu.org/bugs/?53317.
Reported-by: David Lawrence Ramsey <pooka109@gmail.com>
This commit is contained in:
Benno Schulenberg 2018-03-11 11:33:57 +01:00
parent e8505b2d3e
commit f0734dae3e
1 changed files with 2 additions and 2 deletions
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src/nano.c
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@ -357,8 +357,8 @@ void extract_buffer(filestruct **file_top, filestruct **file_bot,
delete_node(openfile->fileage);
/* Renumber, starting with the line after the original file_bot. */
renumber(file_bot_save->next);
/* Renumber, starting at the last line of the original buffer. */
renumber(file_bot_save);
}
/* Since the text has now been saved, remove it from the buffer. */