[PATCH 1/3] cdc-acm: delete obsolete debug messages

[Oliver Neukum]

Some debug messages merely provide a function trace without
additional debug data. They predate ftrace and can be replaced
by it. Drop them without replacement.

Signed-off-by: Oliver Neukum <oneu...@suse.com>
---
 drivers/usb/class/cdc-acm.c | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 86a9c0d..ea7d361 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -490,8 +490,6 @@ static int acm_tty_install(struct tty_driver *driver, 
struct tty_struct *tty)
        struct acm *acm;
        int retval;
 
-       dev_dbg(tty->dev, "%s\n", __func__);
-
        acm = acm_get_by_minor(tty->index);
        if (!acm)
                return -ENODEV;
@@ -513,8 +511,6 @@ static int acm_tty_open(struct tty_struct *tty, struct file 
*filp)
 {
        struct acm *acm = tty->driver_data;
 
-       dev_dbg(tty->dev, "%s\n", __func__);
-
        return tty_port_open(&acm->port, tty, filp);
 }
 
@@ -543,8 +539,6 @@ static int acm_port_activate(struct tty_port *port, struct 
tty_struct *tty)
        int retval = -ENODEV;
        int i;
 
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
-
        mutex_lock(&acm->mutex);
        if (acm->disconnected)
                goto disconnected;
@@ -605,8 +599,6 @@ static void acm_port_destruct(struct tty_port *port)
 {
        struct acm *acm = container_of(port, struct acm, port);
 
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
-
        acm_release_minor(acm);
        usb_put_intf(acm->control);
        kfree(acm->country_codes);
@@ -620,8 +612,6 @@ static void acm_port_shutdown(struct tty_port *port)
        struct acm_wb *wb;
        int i;
 
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
-
        /*
         * Need to grab write_lock to prevent race with resume, but no need to
         * hold it due to the tty-port initialised flag.
@@ -652,21 +642,21 @@ static void acm_port_shutdown(struct tty_port *port)
 static void acm_tty_cleanup(struct tty_struct *tty)
 {
        struct acm *acm = tty->driver_data;
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
+
        tty_port_put(&acm->port);
 }
 
 static void acm_tty_hangup(struct tty_struct *tty)
 {
        struct acm *acm = tty->driver_data;
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
+
        tty_port_hangup(&acm->port);
 }
 
 static void acm_tty_close(struct tty_struct *tty, struct file *filp)
 {
        struct acm *acm = tty->driver_data;
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
+
        tty_port_close(&acm->port, tty, filp);
 }
 
@@ -1529,8 +1519,6 @@ static void stop_data_traffic(struct acm *acm)
 {
        int i;
 
-       dev_dbg(&acm->control->dev, "%s\n", __func__);
-
        usb_kill_urb(acm->ctrlurb);
        for (i = 0; i < ACM_NW; i++)
                usb_kill_urb(acm->wb[i].urb);
@@ -1547,8 +1535,6 @@ static void acm_disconnect(struct usb_interface *intf)
        struct tty_struct *tty;
        int i;
 
-       dev_dbg(&intf->dev, "%s\n", __func__);
-
        /* sibling interface is already cleaning up */
        if (!acm)
                return;
-- 
2.6.2

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