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[PATCH] hpet: fix uninitialized variable in hpet_register()

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Clear the ht_opaque field in the hpet_register() function before searching for
a free timer to prevent the function from incorrectly assuming that the search
succeeded afterwards.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Cc: Bob Picco <bob.picco@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Clemens Ladisch 2005-10-30 15:03:39 -08:00 committed by Linus Torvalds
parent af95eade68
commit 7522e4ecdf
1 changed files with 2 additions and 0 deletions
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drivers/char/hpet.c
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@ -587,6 +587,8 @@ int hpet_register(struct hpet_task *tp, int periodic)
return -EINVAL;
}
tp->ht_opaque = NULL;
spin_lock_irq(&hpet_task_lock);
spin_lock(&hpet_lock);