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-rw-r--r--drivers/isdn/capi/capi.c7
-rw-r--r--fs/proc/proc_tty.c18
-rw-r--r--include/linux/tty_driver.h2
-rw-r--r--net/bluetooth/rfcomm/tty.c6
4 files changed, 4 insertions, 29 deletions
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 3e468d2cf73..2d8352419c0 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -1331,12 +1331,6 @@ static void capinc_tty_send_xchar(struct tty_struct *tty, char ch)
#endif
}
-static int capinc_tty_read_proc(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- return 0;
-}
-
static struct tty_driver *capinc_tty_driver;
static const struct tty_operations capinc_ops = {
@@ -1358,7 +1352,6 @@ static const struct tty_operations capinc_ops = {
.flush_buffer = capinc_tty_flush_buffer,
.set_ldisc = capinc_tty_set_ldisc,
.send_xchar = capinc_tty_send_xchar,
- .read_proc = capinc_tty_read_proc,
};
static int capinc_tty_init(void)
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c
index 854827b1d46..83adcc86943 100644
--- a/fs/proc/proc_tty.c
+++ b/fs/proc/proc_tty.c
@@ -144,22 +144,12 @@ void proc_tty_register_driver(struct tty_driver *driver)
{
struct proc_dir_entry *ent;
- if (!driver->driver_name || driver->proc_entry)
+ if (!driver->driver_name || driver->proc_entry ||
+ !driver->ops->proc_fops)
return;
- if (driver->ops->proc_fops) {
- ent = proc_create_data(driver->driver_name, 0, proc_tty_driver,
- driver->ops->proc_fops, driver);
- if (!ent)
- return;
- } else if (driver->ops->read_proc) {
- ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver);
- if (!ent)
- return;
- ent->read_proc = driver->ops->read_proc;
- ent->data = driver;
- } else
- return;
+ ent = proc_create_data(driver->driver_name, 0, proc_tty_driver,
+ driver->ops->proc_fops, driver);
driver->proc_entry = ent;
}
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index c9a69575ded..8615d661ab6 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -252,8 +252,6 @@ struct tty_operations {
void (*set_ldisc)(struct tty_struct *tty);
void (*wait_until_sent)(struct tty_struct *tty, int timeout);
void (*send_xchar)(struct tty_struct *tty, char ch);
- int (*read_proc)(char *page, char **start, off_t off,
- int count, int *eof, void *data);
int (*tiocmget)(struct tty_struct *tty, struct file *file);
int (*tiocmset)(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index abdc703a11d..cab71ea2796 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -1093,11 +1093,6 @@ static void rfcomm_tty_hangup(struct tty_struct *tty)
}
}
-static int rfcomm_tty_read_proc(char *buf, char **start, off_t offset, int len, int *eof, void *unused)
-{
- return 0;
-}
-
static int rfcomm_tty_tiocmget(struct tty_struct *tty, struct file *filp)
{
struct rfcomm_dev *dev = (struct rfcomm_dev *) tty->driver_data;
@@ -1156,7 +1151,6 @@ static const struct tty_operations rfcomm_ops = {
.send_xchar = rfcomm_tty_send_xchar,
.hangup = rfcomm_tty_hangup,
.wait_until_sent = rfcomm_tty_wait_until_sent,
- .read_proc = rfcomm_tty_read_proc,
.tiocmget = rfcomm_tty_tiocmget,
.tiocmset = rfcomm_tty_tiocmset,
};