Staging: me4000: make file_operations const

This eliminates checkpatch.pl warnings, that struct file_operations is
usually const. The structs me4000_ai_fops_array and
me4000_ao_fops_array are not modified and thus also made const.

Signed-off-by: Andre Haupt <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/me4000/me4000.c

···
 	.probe = me4000_probe
 };
 
-static struct file_operations me4000_ao_fops_sing = {
+static const struct file_operations me4000_ao_fops_sing = {
       .owner = THIS_MODULE,
       .write = me4000_ao_write_sing,
       .ioctl = me4000_ao_ioctl_sing,
···
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ao_fops_wrap = {
+static const struct file_operations me4000_ao_fops_wrap = {
       .owner = THIS_MODULE,
       .write = me4000_ao_write_wrap,
       .ioctl = me4000_ao_ioctl_wrap,
···
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ao_fops_cont = {
+static const struct file_operations me4000_ao_fops_cont = {
       .owner = THIS_MODULE,
       .write = me4000_ao_write_cont,
       .poll = me4000_ao_poll_cont,
···
       .fsync = me4000_ao_fsync_cont,
 };
 
-static struct file_operations me4000_ai_fops_sing = {
+static const struct file_operations me4000_ai_fops_sing = {
       .owner = THIS_MODULE,
       .ioctl = me4000_ai_ioctl_sing,
       .open = me4000_open,
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ai_fops_cont_sw = {
+static const struct file_operations me4000_ai_fops_cont_sw = {
       .owner = THIS_MODULE,
       .read = me4000_ai_read,
       .poll = me4000_ai_poll,
···
       .fasync = me4000_ai_fasync,
 };
 
-static struct file_operations me4000_ai_fops_cont_et = {
+static const struct file_operations me4000_ai_fops_cont_et = {
       .owner = THIS_MODULE,
       .read = me4000_ai_read,
       .poll = me4000_ai_poll,
···
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ai_fops_cont_et_value = {
+static const struct file_operations me4000_ai_fops_cont_et_value = {
       .owner = THIS_MODULE,
       .read = me4000_ai_read,
       .poll = me4000_ai_poll,
···
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ai_fops_cont_et_chanlist = {
+static const struct file_operations me4000_ai_fops_cont_et_chanlist = {
       .owner = THIS_MODULE,
       .read = me4000_ai_read,
       .poll = me4000_ai_poll,
···
       .release = me4000_release,
 };
 
-static struct file_operations me4000_dio_fops = {
+static const struct file_operations me4000_dio_fops = {
       .owner = THIS_MODULE,
       .ioctl = me4000_dio_ioctl,
       .open = me4000_open,
       .release = me4000_release,
 };
 
-static struct file_operations me4000_cnt_fops = {
+static const struct file_operations me4000_cnt_fops = {
       .owner = THIS_MODULE,
       .ioctl = me4000_cnt_ioctl,
       .open = me4000_open,
       .release = me4000_release,
 };
 
-static struct file_operations me4000_ext_int_fops = {
+static const struct file_operations me4000_ext_int_fops = {
       .owner = THIS_MODULE,
       .ioctl = me4000_ext_int_ioctl,
       .open = me4000_open,
···
       .fasync = me4000_ext_int_fasync,
 };
 
-static struct file_operations *me4000_ao_fops_array[] = {
+static const struct file_operations *me4000_ao_fops_array[] = {
 	/* single operations */
 	&me4000_ao_fops_sing,
 	/* wraparound operations */
···
 	&me4000_ao_fops_cont,
 };
 
-static struct file_operations *me4000_ai_fops_array[] = {
+static const struct file_operations *me4000_ai_fops_array[] = {
 	/* single operations */
 	&me4000_ai_fops_sing,
 	/* continuous operations with software start */