linux-kernel - [PATCH] x86: left over fix for leak of early

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Message-id: <200801171245.35095.yinghai.lu@sun.com>
Date:	Thu, 17 Jan 2008 12:45:34 -0800
From:	Yinghai Lu <Yinghai.Lu@....COM>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: left over fix for leak of early_ioremp

[PATCH] x86: left over fix for leak of early_ioremp

Signed-off-by: Yinghai Lu <yinghai@....com>

Index: linux-2.6/drivers/acpi/tables.c
===================================================================
--- linux-2.6.orig/drivers/acpi/tables.c
+++ linux-2.6/drivers/acpi/tables.c
@@ -206,8 +206,10 @@ acpi_table_parse_entries(char *id,
 	       table_end) {
 		if (entry->type == entry_id
 		    && (!max_entries || count++ < max_entries))
-			if (handler(entry, table_end))
+			if (handler(entry, table_end)) {
+				acpi_os_unmap_memory(table_header, table_header->length);
 				return -EINVAL;
+			}
 
 		entry = (struct acpi_subtable_header *)
 		    ((unsigned long)entry + entry->length);
@@ -282,6 +285,7 @@ static void __init check_multiple_madt(v
 		       "notify linux-acpi@...r.kernel.org\n",
 		       acpi_apic_instance ? 0 : 2);
 
+		acpi_os_unmap_memory(table, table->length);
 	} else
 		acpi_apic_instance = 0;
 
Index: linux-2.6/drivers/firmware/dmi_scan.c
===================================================================
--- linux-2.6.orig/drivers/firmware/dmi_scan.c
+++ linux-2.6/drivers/firmware/dmi_scan.c
@@ -353,6 +353,7 @@ void __init dmi_scan_machine(void)
 				return;
 			}
 		}
+		dmi_iounmap(p, 0x10000);
 	}
  out:	printk(KERN_INFO "DMI not present or invalid.\n");
 }
--
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