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authorQuentin Lambert <lambert.quentin@gmail.com>2015-03-18 14:21:08 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-03-18 17:34:11 +0100
commit5ec293650827122df300581c17ca1d5de03bac3d (patch)
treec5026e4605c5a9650e94168c25f26ce1c133d60d /drivers/staging/dgnc
parent8ac7f9b37ebc6ae294a6ebbf8cd14d2bf3edc7b4 (diff)
Staging: dgnc: release the lock before testing for nullity
The refactoring intrduced in c84a083b995b ("Staging: dgnc: Use goto for spinlock release before return") inverts the order in which the lock is released and ld is tested for nullity. This patch restores the execution flow. Fixes: c84a083b995b ("Staging: dgnc: Use goto for spinlock release before return") Signed-off-by: Quentin Lambert <lambert.quentin@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/dgnc')
-rw-r--r--drivers/staging/dgnc/dgnc_tty.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 8445f84ddaa3..f1c4d07a0aaa 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -656,9 +656,9 @@ void dgnc_input(struct channel_t *ch)
return;
exit_unlock:
+ spin_unlock_irqrestore(&ch->ch_lock, flags);
if (ld)
tty_ldisc_deref(ld);
- spin_unlock_irqrestore(&ch->ch_lock, flags);
}