linux-kernel - [PATCH 07/15] raw: use explicit llseek file operations

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Date:	Tue, 14 Sep 2010 22:22:35 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-kernel@...r.kernel.org
Cc:	Arnd Bergmann <arnd@...db.de>
Subject: [PATCH 07/15] raw: use explicit llseek file operations

The raw_fops may need to seek, so there should
be an explicit reference to default_llseek.
raw_ctl_fops does not contain a read or write
method, so we use noop_llseek to ignore seeking
requests without an error.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 drivers/char/raw.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index b38942f..28c0169 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -258,6 +258,7 @@ static const struct file_operations raw_fops = {
 	.open		= raw_open,
 	.release	= raw_release,
 	.unlocked_ioctl = raw_ioctl,
+	.llseek		= default_llseek,
 	.owner		= THIS_MODULE,
 };
 
@@ -265,6 +266,7 @@ static const struct file_operations raw_ctl_fops = {
 	.unlocked_ioctl = raw_ctl_ioctl,
 	.open		= raw_open,
 	.owner		= THIS_MODULE,
+	.llseek		= noop_llseek,
 };
 
 static struct cdev raw_cdev;
-- 
1.7.1

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