[PATCH 4/7] HPET: fix uninitialized variable in hpet_register()

From: Clemens Ladisch <[email protected]>

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 <[email protected]>

Index: linux-2.6.13/drivers/char/hpet.c
===================================================================
--- linux-2.6.13.orig/drivers/char/hpet.c	2005-10-03 22:53:15.000000000 +0200
+++ linux-2.6.13/drivers/char/hpet.c	2005-10-03 22:53:18.000000000 +0200
@@ -587,6 +587,8 @@ int hpet_register(struct hpet_task *tp, 
 		return -EINVAL;
 	}
 
+	tp->ht_opaque = NULL;
+
 	spin_lock_irq(&hpet_task_lock);
 	spin_lock(&hpet_lock);
 
-
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---

• References:
  • [PATCH 0/7] more HPET fixes and enhancements
    • From: Clemens Ladisch <[email protected]>

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