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| author | Gerd Möllmann <gerd@gnu.org> | 2022-09-18 07:44:23 +0200 |
|---|---|---|
| committer | Gerd Möllmann <gerd@gnu.org> | 2022-09-18 07:44:23 +0200 |
| commit | 117795a0594d1b4fc1c267311d789b0255ac6291 (patch) | |
| tree | 5f0bed32527353ce669d51f8310bbfccc28b8f5f /src/term.c | |
| parent | 2f08c85d52fb1b7ef92a97bcc93a1997b4d02384 (diff) | |
| download | emacs-117795a0594d1b4fc1c267311d789b0255ac6291.tar.gz | |
Fix possible null pointer access
* src/term.c (Ftty__output_buffer_size): Handle case of
decode_tty_terminal returning NULL.
Diffstat (limited to 'src/term.c')
| -rw-r--r-- | src/term.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/term.c b/src/term.c index 231324d002a..f8104e0304e 100644 --- a/src/term.c +++ b/src/term.c @@ -2433,7 +2433,9 @@ A value of zero means TTY uses the system's default value. */) (Lisp_Object tty) { struct terminal *terminal = decode_tty_terminal (tty); - return make_fixnum (terminal->display_info.tty->output_buffer_size); + if (terminal) + return make_fixnum (terminal->display_info.tty->output_buffer_size); + error ("Not a tty terminal"); } |