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Subject[PATCH 07/15] raw: use explicit llseek file operations
Date
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>
---
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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