linux-kernel - [PATCH 1/2] firmware loader: use statically initialized data attribute

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Message-ID: <20100604075437.15861.14718.stgit@localhost.localdomain>
Date:	Fri, 04 Jun 2010 00:54:37 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Greg KH <greg@...ah.com>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] firmware loader: use statically initialized data attribute

There is no reason why we are using a template for binary attribute
and copying it into per-firmware data before registering. Using the
original works as well.

Signed-off-by: Dmitry Torokhov <dtor@...l.ru>
---

 drivers/base/firmware_class.c |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 3f093b0..fb29c64 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -87,7 +87,6 @@ static DEFINE_MUTEX(fw_lock);
 
 struct firmware_priv {
 	struct completion completion;
-	struct bin_attribute attr_data;
 	struct firmware *fw;
 	unsigned long status;
 	struct page **pages;
@@ -420,8 +419,8 @@ out:
 	return retval;
 }
 
-static struct bin_attribute firmware_attr_data_tmpl = {
-	.attr = {.name = "data", .mode = 0644},
+static struct bin_attribute firmware_attr_data = {
+	.attr = { .name = "data", .mode = 0644 },
 	.size = 0,
 	.read = firmware_data_read,
 	.write = firmware_data_write,
@@ -452,7 +451,6 @@ static int fw_register_device(struct device **dev_p, const char *fw_name,
 
 	strcpy(fw_priv->fw_id, fw_name);
 	init_completion(&fw_priv->completion);
-	fw_priv->attr_data = firmware_attr_data_tmpl;
 	fw_priv->timeout.function = firmware_class_timeout;
 	fw_priv->timeout.data = (u_long) fw_priv;
 	init_timer(&fw_priv->timeout);
@@ -498,8 +496,7 @@ static int fw_setup_device(struct firmware *fw, struct device **dev_p,
 	fw_priv->nowait = nowait;
 
 	fw_priv->fw = fw;
-	sysfs_bin_attr_init(&fw_priv->attr_data);
-	retval = sysfs_create_bin_file(&f_dev->kobj, &fw_priv->attr_data);
+	retval = sysfs_create_bin_file(&f_dev->kobj, &firmware_attr_data);
 	if (retval) {
 		dev_err(device, "%s: sysfs_create_bin_file failed\n", __func__);
 		goto error_unreg;

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