From 1717edfba3149da1c64ebc61f1c4c6b2e8f5031b Mon Sep 17 00:00:00 2001
From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Fri, 25 Jul 2008 01:48:24 -0700
Subject: [PATCH] --- yaml --- r: 105993 b: refs/heads/master c:
 abe19b7b822a8fdbe3dbfd6e066d0698b4eefb06 h: refs/heads/master i:   105991:
 640f5bb575635a5f0f1b7506bc34f25b355ff144 v: v3

---
 [refs]                          |  2 +-
 trunk/drivers/firmware/dcdbas.c | 13 ++-----------
 2 files changed, 3 insertions(+), 12 deletions(-)

diff --git a/[refs] b/[refs]
index b724603095ee..2936dda19a50 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f37e66173e0cc09b4e5a89eb0294abbefc15f435
+refs/heads/master: abe19b7b822a8fdbe3dbfd6e066d0698b4eefb06
diff --git a/trunk/drivers/firmware/dcdbas.c b/trunk/drivers/firmware/dcdbas.c
index 0b624e927a6f..c66817e7717b 100644
--- a/trunk/drivers/firmware/dcdbas.c
+++ b/trunk/drivers/firmware/dcdbas.c
@@ -152,20 +152,11 @@ static ssize_t smi_data_read(struct kobject *kobj,
 			     struct bin_attribute *bin_attr,
 			     char *buf, loff_t pos, size_t count)
 {
-	size_t max_read;
 	ssize_t ret;
 
 	mutex_lock(&smi_data_lock);
-
-	if (pos >= smi_data_buf_size) {
-		ret = 0;
-		goto out;
-	}
-
-	max_read = smi_data_buf_size - pos;
-	ret = min(max_read, count);
-	memcpy(buf, smi_data_buf + pos, ret);
-out:
+	ret = memory_read_from_buffer(buf, count, &pos, smi_data_buf,
+					smi_data_buf_size);
 	mutex_unlock(&smi_data_lock);
 	return ret;
 }