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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-06-15 15:44:13 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-12 16:34:33 -0700 |
| commit | 2a393f5fd872fad99d639812087383111074cfeb (patch) | |
| tree | e0bc75f33cb96e654dd34e9ebd610a7bdece22e1 /drivers/usb/serial/io_edgeport.c | |
| parent | fbd272254b034e22a5157af51c8c5907a8f69614 (diff) | |
| download | kernel_samsung_smdk4412-2a393f5fd872fad99d639812087383111074cfeb.zip kernel_samsung_smdk4412-2a393f5fd872fad99d639812087383111074cfeb.tar.gz kernel_samsung_smdk4412-2a393f5fd872fad99d639812087383111074cfeb.tar.bz2 | |
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: <linux-usb-devel@lists.sourceforge.net>
Cc: Al Borchers <alborchers@steinerpoint.com>
Cc: Peter Berger <pberger@brimson.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/io_edgeport.c')
| -rw-r--r-- | drivers/usb/serial/io_edgeport.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 056e192..cebb32f 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; |