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Message-ID: <4B312FA9.1020301@kernel.org>
Date: Tue, 22 Dec 2009 12:44:25 -0800
From: Yinghai Lu <yinghai@kernel.org>
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To: Len Brown <lenb@kernel.org>
CC: Shaohua Li <shaohua.li@intel.com>, Ingo Molnar <mingo@elte.hu>,
	"Barnes, Jesse" <jesse.barnes@intel.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>, linux-acpi@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-pci@vger.kernel.org
Subject: Re: [git pull request] ACPI and driver patches for 2.6.33.merge
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Index: linux-2.6/drivers/acpi/bus.c
===================================================================
--- linux-2.6.orig/drivers/acpi/bus.c
+++ linux-2.6/drivers/acpi/bus.c
@@ -424,7 +424,9 @@ acpi_status acpi_run_osc(acpi_handle han
 		return status;
 
 	/* return buffer should have the same length as cap buffer */
-	if (context->ret.length != context->cap.length)
+	printk(KERN_INFO "run_acpi_osc: ret length %d cap length %d\n",
+			 context->ret.length, context->cap.length);
+	if (context->ret.length < context->cap.length)
 		return AE_NULL_OBJECT;
 
 	out_obj = context->ret.pointer;