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[PATCH] Char: moxa, use del_timer_sync

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Use del_timer_sync in most timer deletions, we don't want to oops in the timer
function.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jiri Slaby 2007-02-10 01:45:32 -08:00 committed by Linus Torvalds
parent 11324edd4a
commit c251ae0d75
1 changed files with 4 additions and 4 deletions
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8
drivers/char/moxa.c
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@ -424,10 +424,10 @@ static void __exit moxa_exit(void)
if (verbose)
printk("Unloading module moxa ...\n");
del_timer(&moxaTimer);
del_timer_sync(&moxaTimer);
for (i = 0; i < MAX_PORTS; i++)
del_timer(&moxaEmptyTimer[i]);
del_timer_sync(&moxaEmptyTimer[i]);
if (tty_unregister_driver(moxaDriver))
printk("Couldn't unregister MOXA Intellio family serial driver\n");
@ -529,7 +529,7 @@ static void moxa_close(struct tty_struct *tty, struct file *filp)
if (ch->asyncflags & ASYNC_INITIALIZED) {
setup_empty_event(tty);
tty_wait_until_sent(tty, 30 * HZ); /* 30 seconds timeout */
del_timer(&moxaEmptyTimer[ch->port]);
del_timer_sync(&moxaEmptyTimer[ch->port]);
}
shut_down(ch);
MoxaPortFlushData(port, 2);
@ -1004,7 +1004,7 @@ static void check_xmit_empty(unsigned long data)
struct moxa_str *ch;
ch = (struct moxa_str *) data;
del_timer(&moxaEmptyTimer[ch->port]);
del_timer_sync(&moxaEmptyTimer[ch->port]);
if (ch->tty && (ch->statusflags & EMPTYWAIT)) {
if (MoxaPortTxQueue(ch->port) == 0) {
ch->statusflags &= ~EMPTYWAIT;