This patch replace pr_err/pr_info with dev_err/dev_info, when
appropriate device structure is found.
Issue found  and resolved using the following Coccinelle script.
pr_err/dev_err was substituted with pr_info/dev_info in the later case.
@r exists@
identifier f, s, i;
position p;
@@
f(...,struct s *i,...) {
<+...
when != i == NULL
pr_err@p(...);
...+>
}
@rr@
identifier r.s, s2, fld;
@@
struct s {
	...
	struct s2 *fld;
	...
};
@rrr@
identifier rr.s2, fld2;
@@
struct s2 {
	...
	struct device fld2;
	...
};
@@
identifier r.i, r.s, rr.fld, rrr.fld2;
position r.p;
@@
-pr_err@p
+dev_err
   (
+ &i->fld->fld2,
...)
Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 
        if (urb->status) {
                if (mux_dev->usb_state == PM_NORMAL)
-                       pr_err("%s: urb status error %d\n",
+                       dev_err(&urb->dev->dev, "%s: urb status error %d\n",
                               __func__, urb->status);
                put_rx_struct(rx, r);
        } else {
        struct mux_tx *t = urb->context;
 
        if (urb->status == -ECONNRESET) {
-               pr_info("CONNRESET\n");
+               dev_info(&urb->dev->dev, "CONNRESET\n");
                free_mux_tx(t);
                return;
        }
 
                spin_unlock_irqrestore(&rx->to_host_lock, flags);
        } else {
                if (urb->status && udev->usb_state == PM_NORMAL)
-                       pr_err("%s: urb status error %d\n",
+                       dev_err(&urb->dev->dev, "%s: urb status error %d\n",
                               __func__, urb->status);
 
                put_rx_struct(rx, r);
        unsigned long flags;
 
        if (urb->status == -ECONNRESET) {
-               pr_info("CONNRESET\n");
+               dev_info(&urb->dev->dev, "CONNRESET\n");
                return;
        }
 
        ret = usb_submit_urb(t->urb, GFP_ATOMIC);
 
        if (ret)
-               pr_err("usb_submit_urb failed: %d\n", ret);
+               dev_err(&usbdev->dev, "usb_submit_urb failed: %d\n",
+                       ret);
 
        usb_mark_last_busy(usbdev);