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Diffstat (limited to 'drivers/tty/serial/serial_core.c')
-rw-r--r--drivers/tty/serial/serial_core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 65db939..675c9f8 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -2339,6 +2339,7 @@ void uart_unregister_driver(struct uart_driver *drv)
tty_unregister_driver(p);
put_tty_driver(p);
kfree(drv->state);
+ drv->state = NULL;
drv->tty_driver = NULL;
}