USB: serial: remove redundant OOM messages

Remove redundant error messages on allocation failures, which have
already been logged.

Cc: Joe Perches <joe@perches.com>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 4 insertions, 9 deletions

diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index a2080ac7b7e5..1dea599bb71b 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -200,8 +200,7 @@ static void setup_line(struct work_struct *work)
         int result;
 
         new_setup = kmalloc(OTI6858_CTRL_PKT_SIZE, GFP_KERNEL);
-        if (new_setup == NULL) {
-                dev_err(&port->dev, "%s(): out of memory!\n", __func__);
+        if (!new_setup) {
                 /* we will try again */
                 schedule_delayed_work(&priv->delayed_setup_work,
                                                 msecs_to_jiffies(2));
@@ -287,11 +286,9 @@ static void send_data(struct work_struct *work)
 
         if (count != 0) {
                 allow = kmalloc(1, GFP_KERNEL);
-                if (!allow) {
-                        dev_err_console(port, "%s(): kmalloc failed\n",
-                                        __func__);
+                if (!allow)
                         return;
-                }
+
                 result = usb_control_msg(port->serial->dev,
                                 usb_rcvctrlpipe(port->serial->dev, 0),
                                 OTI6858_REQ_T_CHECK_TXBUFF,
@@ -517,10 +514,8 @@ static int oti6858_open(struct tty_struct *tty, struct usb_serial_port *port)
         usb_clear_halt(serial->dev, port->read_urb->pipe);
 
         buf = kmalloc(OTI6858_CTRL_PKT_SIZE, GFP_KERNEL);
-        if (buf == NULL) {
-                dev_err(&port->dev, "%s(): out of memory!\n", __func__);
+        if (!buf)
                 return -ENOMEM;
-        }
 
         result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
                                 OTI6858_REQ_T_GET_STATUS,