drop redundant ->owner initializations

it's not needed for file_operations of inodes located on fs defined
in the hosting module and for file_operations that go into procfs.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/coda/pioctl.c

@@ -35,7 +35,6 @@ const struct inode_operations coda_ioctl_inode_operations = {
 };
 
 const struct file_operations coda_ioctl_operations = {
-	.owner		= THIS_MODULE,
 	.unlocked_ioctl	= coda_pioctl,
 	.llseek		= noop_llseek,
 };