From: Syam Sidhardhan Date: Wed, 6 Mar 2013 20:21:12 +0000 (+0530) Subject: usb: serial: Remove redundant NULL check before kfree X-Git-Tag: firefly_0821_release~3680^2~672^2~253 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ae8d4879667949fb49f0862b11ba680f671b2185;p=firefly-linux-kernel-4.4.55.git usb: serial: Remove redundant NULL check before kfree kfree on NULL pointer is a no-op. Signed-off-by: Syam Sidhardhan Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 809fb329eca5..107ff9e3ddad 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -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); }