diff options
Diffstat (limited to 'drivers/char/rocket.c')
| -rw-r--r-- | drivers/char/rocket.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c index a3fd7e7ba5a..0270080ff0c 100644 --- a/drivers/char/rocket.c +++ b/drivers/char/rocket.c @@ -1702,7 +1702,8 @@ static int rp_write(struct tty_struct *tty, if (count <= 0 || rocket_paranoia_check(info, "rp_write")) return 0; - mutex_lock_interruptible(&info->write_mtx); + if (mutex_lock_interruptible(&info->write_mtx)) + return -ERESTARTSYS; #ifdef ROCKET_DEBUG_WRITE printk(KERN_INFO "rp_write %d chars...", count); |