From: Arnd Bergmann <arnd@arndb.de>
Date: Tue, 6 Jul 2010 21:03:55 +0000 (+0200)
Subject: raw: use explicit llseek file operations
X-Git-Tag: Ubuntu-5.13.0-19.19~29892^2~7
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=cb3b9cf818070df1bf592b71275bcf99d8edefcb;p=mirror_ubuntu-jammy-kernel.git

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@arndb.de>
---

diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index b38942f6bf31..28c0169e34da 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;