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| author |   Alan Cox <alan@linux.intel.com> | 2009-06-16 17:00:53 +0100 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-16 12:01:16 -0700 |
| commit | 677ca3060c474d7d89941948e32493d9c18c52d2 (patch) | |
| tree | 2efd5adf7c2ea4cce6ecf608f81575d2be66deb0 /drivers/char/tty_ldisc.c | |
| parent | ldisc: Make sure the ldisc isn't active when we close it (diff) | |
| download | linux-dev-677ca3060c474d7d89941948e32493d9c18c52d2.tar.xz linux-dev-677ca3060c474d7d89941948e32493d9c18c52d2.zip | |
ldisc: debug aids
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/tty_ldisc.c')
| -rw-r--r-- | drivers/char/tty_ldisc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/tty_ldisc.c b/drivers/char/tty_ldisc.c index 874c2486c034..a19e935847b0 100644 --- a/drivers/char/tty_ldisc.c +++ b/drivers/char/tty_ldisc.c @@ -207,6 +207,7 @@ static void tty_ldisc_put(struct tty_ldisc *ld) ldo->refcount--; module_put(ldo->owner); spin_unlock_irqrestore(&tty_ldisc_lock, flags); + WARN_ON(ld->refcount); kfree(ld); } |