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[media] bt8xx: remove needless module refcounting 

It is responsibility of a caller of fops->open(),
to make sure an owner of the fops is available until file is closed.
So, there is no need to lock THIS_MODULE explicitly.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
hifive-unleashed-5.1
Alexey Khoroshilov 2016-04-08 20:09:49 -03:00 committed by Mauro Carvalho Chehab
parent d54fc3bbc2
commit 654043f002
1 changed files with 0 additions and 2 deletions
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2
drivers/media/pci/bt8xx/dst_ca.c
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@ -655,7 +655,6 @@ static long dst_ca_ioctl(struct file *file, unsigned int cmd, unsigned long ioct
static int dst_ca_open(struct inode *inode, struct file *file)
{
dprintk(verbose, DST_CA_DEBUG, 1, " Device opened [%p] ", file);
try_module_get(THIS_MODULE);
return 0;
}
@ -663,7 +662,6 @@ static int dst_ca_open(struct inode *inode, struct file *file)
static int dst_ca_release(struct inode *inode, struct file *file)
{
dprintk(verbose, DST_CA_DEBUG, 1, " Device closed.");
module_put(THIS_MODULE);
return 0;
}