Commit 0f1e126b authored by Julia Lawall's avatar Julia Lawall Committed by Greg Kroah-Hartman

tty: serial: replace del_timer by del_timer_sync

Use del_timer_sync to ensure that the timer is stopped on all CPUs before
the driver exists.

This change was suggested by Thomas Gleixner.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r@
declarer name module_exit;
identifier ex;
@@

module_exit(ex);

@@
identifier r.ex;
@@

ex(...) {
  <...
- del_timer
+ del_timer_sync
    (...)
  ...>
}
// </smpl>
Signed-off-by: default avatarJulia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 22766ed8
...@@ -613,7 +613,7 @@ static void __exit mux_exit(void) ...@@ -613,7 +613,7 @@ static void __exit mux_exit(void)
{ {
/* Delete the Mux timer. */ /* Delete the Mux timer. */
if(port_cnt > 0) { if(port_cnt > 0) {
del_timer(&mux_timer); del_timer_sync(&mux_timer);
#ifdef CONFIG_SERIAL_MUX_CONSOLE #ifdef CONFIG_SERIAL_MUX_CONSOLE
unregister_console(&mux_console); unregister_console(&mux_console);
#endif #endif
......
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