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USB: serial: ftdi_sio: clean up urb->status usage

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This done in anticipation of removal of urb->status, which will make
that patch easier to review and apply in the future.


Cc: <linux-usb-devel@lists.sourceforge.net>
Cc: Kuba Ober <kuba@mareimbrium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2007-06-15 15:44:13 -07:00
parent 335202f44a
commit 0fb0aa188d
1 changed files with 7 additions and 4 deletions
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11
drivers/usb/serial/ftdi_sio.c
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@ -1576,14 +1576,15 @@ static void ftdi_write_bulk_callback (struct urb *urb)
struct ftdi_private *priv;
int data_offset; /* will be 1 for the SIO and 0 otherwise */
unsigned long countback;
int status = urb->status;
/* free up the transfer buffer, as usb_free_urb() does not do this */
kfree (urb->transfer_buffer);
dbg("%s - port %d", __FUNCTION__, port->number);
if (urb->status) {
dbg("nonzero write bulk status received: %d", urb->status);
if (status) {
dbg("nonzero write bulk status received: %d", status);
return;
}
@ -1659,6 +1660,7 @@ static void ftdi_read_bulk_callback (struct urb *urb)
struct ftdi_private *priv;
unsigned long countread;
unsigned long flags;
int status = urb->status;
if (urb->number_of_packets > 0) {
err("%s transfer_buffer_length %d actual_length %d number of packets %d",__FUNCTION__,
@ -1687,9 +1689,10 @@ static void ftdi_read_bulk_callback (struct urb *urb)
err("%s - Not my urb!", __FUNCTION__);
}
if (urb->status) {
if (status) {
/* This will happen at close every time so it is a dbg not an err */
dbg("(this is ok on close) nonzero read bulk status received: %d", urb->status);
dbg("(this is ok on close) nonzero read bulk status received: "
"%d", status);
return;
}