nbd: make device_attribute const

Make this const as is is only passed as an argument to the
function device_create_file and device_remove_file and the corresponding
arguments are of type const.
Done using Coccinelle

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Bhumika Goyal 2017-08-21 17:13:08 +05:30 committed by Jens Axboe
parent b3c3051220
commit dfbde55249

View file

@ -165,7 +165,7 @@ static ssize_t pid_show(struct device *dev,
return sprintf(buf, "%d\n", task_pid_nr(nbd->task_recv));
}
static struct device_attribute pid_attr = {
static const struct device_attribute pid_attr = {
.attr = { .name = "pid", .mode = S_IRUGO},
.show = pid_show,
};