From: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Date: Thu, 28 Jul 2005 18:42:00 +0000 (-0400)
Subject: [ACPI] HPET driver now checks for acpi_register_gsi() errors
X-Git-Url: http://git.mmlx.us/?a=commitdiff_plain;h=a9bd53bc49ee8984633e57c1d9d45111c58e9457;p=linux-edison.git

[ACPI] HPET driver now checks for acpi_register_gsi() errors

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
---

diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 5ec732e6ca9..a8d4c47f7ad 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -906,11 +906,15 @@ static acpi_status hpet_resources(struct acpi_resource *res, void *data)
 		if (irqp->number_of_interrupts > 0) {
 			hdp->hd_nirqs = irqp->number_of_interrupts;
 
-			for (i = 0; i < hdp->hd_nirqs; i++)
-				hdp->hd_irq[i] =
+			for (i = 0; i < hdp->hd_nirqs; i++) {
+				int rc =
 				    acpi_register_gsi(irqp->interrupts[i],
 						      irqp->edge_level,
 						      irqp->active_high_low);
+				if (rc < 0)
+					return AE_ERROR;
+				hdp->hd_irq[i] = rc;
+			}
 		}
 	}