From 2c55a77a0e96b7812fd24d7cc98f9e88af0bdbff Mon Sep 17 00:00:00 2001
From: Thomas Renninger <trenn@suse.de>
Date: Wed, 12 Mar 2008 01:06:24 +0100
Subject: [PATCH] --- yaml --- r: 87327 b: refs/heads/master c:
 b6a163875935ce8e8e85901a7f2b68f7a314d914 h: refs/heads/master i:   87325:
 46b26f8ad8c911db2b4bdb9378ab34cd1bd42455   87323:
 3a97ec8defdd61bad90475cd3768ea3ef3761f92   87319:
 cd15f35091cd445e1a0084ce0236f4a74ed7c36c   87311:
 6acd607431700f22ed11b085473cc9dd9d0a0787   87295:
 47bd6e8bbe3ee18cefebd4b2f67e30c4477aa494 v: v3

---
 [refs]                     | 2 +-
 trunk/drivers/acpi/utils.c | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 772704d0f36c..af4a02532816 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d6f882e10442c1ea6ed5f93365f48be4cb520be7
+refs/heads/master: b6a163875935ce8e8e85901a7f2b68f7a314d914
diff --git a/trunk/drivers/acpi/utils.c b/trunk/drivers/acpi/utils.c
index eba55b7d6c95..44ea60cf21c0 100644
--- a/trunk/drivers/acpi/utils.c
+++ b/trunk/drivers/acpi/utils.c
@@ -407,6 +407,12 @@ acpi_evaluate_reference(acpi_handle handle,
 			break;
 		}
 
+		if (!element->reference.handle) {
+			printk(KERN_WARNING PREFIX "Invalid reference in"
+			       " package %s\n", pathname);
+			status = AE_NULL_ENTRY;
+			break;
+		}
 		/* Get the  acpi_handle. */
 
 		list->handles[i] = element->reference.handle;