linux-kernel - [PATCH] agp: remove read/write stubs

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Message-Id: <1402866165-17408-1-git-send-email-minipli@googlemail.com>
Date:	Sun, 15 Jun 2014 23:02:45 +0200
From:	Mathias Krause <minipli@...glemail.com>
To:	David Airlie <airlied@...ux.ie>
Cc:	linux-kernel@...r.kernel.org,
	Mathias Krause <minipli@...glemail.com>,
	Alexander Viro <viro@...iv.linux.org.uk>
Subject: [PATCH] agp: remove read/write stubs

The VFS layer handles those in the very same way, if unset. No need for
additional stubs.

Signed-off-by: Mathias Krause <minipli@...glemail.com>
Cc: Alexander Viro <viro@...iv.linux.org.uk>
---
 drivers/char/agp/frontend.c |   15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/drivers/char/agp/frontend.c b/drivers/char/agp/frontend.c
index b29703324e..09f17eb734 100644
--- a/drivers/char/agp/frontend.c
+++ b/drivers/char/agp/frontend.c
@@ -710,19 +710,6 @@ static int agp_open(struct inode *inode, struct file *file)
 	return 0;
 }
 
-
-static ssize_t agp_read(struct file *file, char __user *buf,
-			size_t count, loff_t * ppos)
-{
-	return -EINVAL;
-}
-
-static ssize_t agp_write(struct file *file, const char __user *buf,
-			 size_t count, loff_t * ppos)
-{
-	return -EINVAL;
-}
-
 static int agpioc_info_wrap(struct agp_file_private *priv, void __user *arg)
 {
 	struct agp_info userinfo;
@@ -1047,8 +1034,6 @@ static const struct file_operations agp_fops =
 {
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
-	.read		= agp_read,
-	.write		= agp_write,
 	.unlocked_ioctl	= agp_ioctl,
 #ifdef CONFIG_COMPAT
 	.compat_ioctl	= compat_agp_ioctl,
-- 
1.7.10.4

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