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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2021-01-14 18:57:16 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-15 10:21:41 +0100 |
| commit | c24dc4bab20c88bd8f493e0339b8cc65df828acd (patch) | |
| tree | 37718ad60385ec1f6c6b07d73b2a92f1dce0cf6d /drivers/tty/hvc | |
| parent | 9335e23ddc33b5298b4cefdecc962736449fe596 (diff) | |
| download | linux-stable-c24dc4bab20c88bd8f493e0339b8cc65df828acd.tar.gz linux-stable-c24dc4bab20c88bd8f493e0339b8cc65df828acd.tar.bz2 linux-stable-c24dc4bab20c88bd8f493e0339b8cc65df828acd.zip | |
tty: hvcs: Drop unnecessary if block
If hvcs_probe() succeeded dev_set_drvdata() is called with a non-NULL
value, and if hvcs_probe() failed hvcs_remove() isn't called.
So there is no way dev_get_drvdata() can return NULL in hvcs_remove() and
the check can just go away.
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20210114175718.137483-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/hvc')
| -rw-r--r-- | drivers/tty/hvc/hvcs.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c index dfe02283ed23..c90848919644 100644 --- a/drivers/tty/hvc/hvcs.c +++ b/drivers/tty/hvc/hvcs.c @@ -825,9 +825,6 @@ static int hvcs_remove(struct vio_dev *dev) unsigned long flags; struct tty_struct *tty; - if (!hvcsd) - return -ENODEV; - /* By this time the vty-server won't be getting any more interrupts */ spin_lock_irqsave(&hvcsd->lock, flags); |