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usb: serial: Remove redundant NULL check before kfree 

kfree on NULL pointer is a no-op.

Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Syam Sidhardhan 2013-03-07 01:51:12 +05:30 committed by Greg Kroah-Hartman
parent dad3cab3e0
commit ae8d487966
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/serial/mos7840.c
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@ -1252,8 +1252,7 @@ static void mos7840_close(struct usb_serial_port *port)
if (mos7840_port->write_urb) {
/* if this urb had a transfer buffer already (old tx) free it */
if (mos7840_port->write_urb->transfer_buffer != NULL)
kfree(mos7840_port->write_urb->transfer_buffer);
kfree(mos7840_port->write_urb->transfer_buffer);
usb_free_urb(mos7840_port->write_urb);
}