From 2a393f5fd872fad99d639812087383111074cfeb Mon Sep 17 00:00:00 2001 From: Greg Kroah-Hartman Date: Fri, 15 Jun 2007 15:44:13 -0700 Subject: USB: serial: io_edgeport: clean up urb->status usage This done in anticipation of removal of urb->status, which will make that patch easier to review and apply in the future. Cc: Cc: Al Borchers Cc: Peter Berger Signed-off-by: Greg Kroah-Hartman --- drivers/usb/serial/io_edgeport.c | 31 ++++++++++++++++++++----------- 1 file changed, 20 insertions(+), 11 deletions(-) (limited to 'drivers/usb/serial/io_edgeport.c') diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 056e1923c4d..cebb32f4a83 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -599,10 +599,11 @@ static void edge_interrupt_callback (struct urb *urb) int txCredits; int portNumber; int result; + int status = urb->status; dbg("%s", __FUNCTION__); - switch (urb->status) { + switch (status) { case 0: /* success */ break; @@ -610,10 +611,12 @@ static void edge_interrupt_callback (struct urb *urb) case -ENOENT: case -ESHUTDOWN: /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + dbg("%s - urb shutting down with status: %d", + __FUNCTION__, status); return; default: - dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + dbg("%s - nonzero urb status received: %d", + __FUNCTION__, status); goto exit; } @@ -688,13 +691,15 @@ static void edge_bulk_in_callback (struct urb *urb) { struct edgeport_serial *edge_serial = (struct edgeport_serial *)urb->context; unsigned char *data = urb->transfer_buffer; - int status; + int retval; __u16 raw_data_length; + int status = urb->status; dbg("%s", __FUNCTION__); - if (urb->status) { - dbg("%s - nonzero read bulk status received: %d", __FUNCTION__, urb->status); + if (status) { + dbg("%s - nonzero read bulk status received: %d", + __FUNCTION__, status); edge_serial->read_in_progress = false; return; } @@ -722,9 +727,11 @@ static void edge_bulk_in_callback (struct urb *urb) if (edge_serial->rxBytesAvail > 0) { dbg("%s - posting a read", __FUNCTION__); edge_serial->read_urb->dev = edge_serial->serial->dev; - status = usb_submit_urb(edge_serial->read_urb, GFP_ATOMIC); - if (status) { - dev_err(&urb->dev->dev, "%s - usb_submit_urb(read bulk) failed, status = %d\n", __FUNCTION__, status); + retval = usb_submit_urb(edge_serial->read_urb, GFP_ATOMIC); + if (retval) { + dev_err(&urb->dev->dev, + "%s - usb_submit_urb(read bulk) failed, " + "retval = %d\n", __FUNCTION__, retval); edge_serial->read_in_progress = false; } } else { @@ -744,11 +751,13 @@ static void edge_bulk_out_data_callback (struct urb *urb) { struct edgeport_port *edge_port = (struct edgeport_port *)urb->context; struct tty_struct *tty; + int status = urb->status; dbg("%s", __FUNCTION__); - if (urb->status) { - dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status); + if (status) { + dbg("%s - nonzero write bulk status received: %d", + __FUNCTION__, status); } tty = edge_port->port->tty; -- cgit v1.2.3