diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 982e658..07a7f97 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -101,10 +101,8 @@ static ssize_t show_crash_notes(struct sys_device *dev, char *buf)
 	 * boot up and this data does not change there after. Hence this
 	 * operation should be safe. No locking required.
 	 */
-	get_cpu();
 	addr = __pa(per_cpu_ptr(crash_notes, cpunum));
 	rc = sprintf(buf, "%Lx\n", addr);
-	put_cpu();
 	return rc;
 }
 static SYSDEV_ATTR(crash_notes, 0400, show_crash_notes, NULL);