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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-01 09:20:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-01 09:20:12 -0700 |
| commit | 756c0aeca3c2deeadf331394b7ae4a3b2cb4d401 (patch) | |
| tree | f2808e1c55458699bace903785b6ac4abc61a31a | |
| parent | 0232b23d084bd075cee0812242323bbd1f4d0763 (diff) | |
| parent | 5353ed8deedee9e5acb9f896e9032158f5d998de (diff) | |
| download | linux-xen-756c0aeca3c2deeadf331394b7ae4a3b2cb4d401.tar.gz | |
Merge tag 'tty-4.7-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty fixes from Greg KH:
"Here are two tty fixes for some reported issues. One resolves a crash
in devpts, and the other resolves a problem with the fbcon cursor
blink causing lockups.
Both have been in linux-next with no reported problems"
* tag 'tty-4.7-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
devpts: fix null pointer dereference on failed memory allocation
tty: vt: Fix soft lockup in fbcon cursor blink timer.
| -rw-r--r-- | drivers/tty/pty.c | 7 | ||||
| -rw-r--r-- | drivers/tty/vt/vt.c | 1 |
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index f856c4544eeae..51e0d32883ba7 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -667,8 +667,11 @@ static void pty_unix98_remove(struct tty_driver *driver, struct tty_struct *tty) fsi = tty->driver_data; else fsi = tty->link->driver_data; - devpts_kill_index(fsi, tty->index); - devpts_release(fsi); + + if (fsi) { + devpts_kill_index(fsi, tty->index); + devpts_release(fsi); + } } static const struct tty_operations ptm_unix98_ops = { diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index dc125322f48f9..5b0fe97c46ca9 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -750,6 +750,7 @@ static void visual_init(struct vc_data *vc, int num, int init) vc->vc_complement_mask = 0; vc->vc_can_do_color = 0; vc->vc_panic_force_write = false; + vc->vc_cur_blink_ms = DEFAULT_CURSOR_BLINK_MS; vc->vc_sw->con_init(vc, init); if (!vc->vc_complement_mask) vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800; |