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path: root/drivers/serial/68360serial.c
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Diffstat (limited to 'drivers/serial/68360serial.c')
-rw-r--r--drivers/serial/68360serial.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/serial/68360serial.c b/drivers/serial/68360serial.c
index 768612f8e41..16f5f2fab03 100644
--- a/drivers/serial/68360serial.c
+++ b/drivers/serial/68360serial.c
@@ -1705,7 +1705,7 @@ static void rs_360_wait_until_sent(struct tty_struct *tty, int timeout)
printk("jiff=%lu...", jiffies);
#endif
- lock_kernel();
+ tty_lock_nested(); /* always held already since we come from ->close */
/* We go through the loop at least once because we can't tell
* exactly when the last character exits the shifter. There can
* be at least two characters waiting to be sent after the buffers
@@ -1734,7 +1734,7 @@ static void rs_360_wait_until_sent(struct tty_struct *tty, int timeout)
bdp--;
} while (bdp->status & BD_SC_READY);
current->state = TASK_RUNNING;
- unlock_kernel();
+ tty_unlock();
#ifdef SERIAL_DEBUG_RS_WAIT_UNTIL_SENT
printk("lsr = %d (jiff=%lu)...done\n", lsr, jiffies);
#endif