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| author | Dave Young <dyoung@redhat.com> | 2011-11-08 13:44:59 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-15 15:50:30 -0800 |
| commit | 66ef27c3fd0e91038029054c862c9439be5137c1 (patch) | |
| tree | 63d97e623ea1c3b0e0e0a88679dd7eb156b75237 /drivers/tty/tty_ldisc.c | |
| parent | 1ea6b8f48918282bdca0b32a34095504ee65bab5 (diff) | |
| download | linux-66ef27c3fd0e91038029054c862c9439be5137c1.tar.gz linux-66ef27c3fd0e91038029054c862c9439be5137c1.tar.xz linux-66ef27c3fd0e91038029054c862c9439be5137c1.zip | |
tty_ldisc: remove unnecessary negative return check for wait_event_timeout
wait_event_timeout always return value >= 0
remove the unnecessary ret < 0 check
Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/tty/tty_ldisc.c')
| -rw-r--r-- | drivers/tty/tty_ldisc.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 512c49f98e85..5201f78d39a6 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -556,8 +556,6 @@ static int tty_ldisc_wait_idle(struct tty_struct *tty) int ret; ret = wait_event_timeout(tty_ldisc_idle, atomic_read(&tty->ldisc->users) == 1, 5 * HZ); - if (ret < 0) - return ret; return ret > 0 ? 0 : -EBUSY; } |