Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=52171b480865985c060a58fa3cbcd31ba6e13f75
Commit: 52171b480865985c060a58fa3cbcd31ba6e13f75
Parent: 17dd2215adee8c988b88308671cc20a69839a850
Author: Greg Kroah-Hartman <[EMAIL PROTECTED]>
AuthorDate: Fri Jun 15 15:44:13 2007 -0700
Committer: Greg Kroah-Hartman <[EMAIL PROTECTED]>
CommitDate: Thu Jul 12 16:34:36 2007 -0700
USB: serial: ti_usb_3410_5052: 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: <[EMAIL PROTECTED]>
Cc: Al Borchers <[EMAIL PROTECTED]>
Cc: Peter Berger <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/serial/ti_usb_3410_5052.c | 46 +++++++++++++++++++-------------
1 files changed, 27 insertions(+), 19 deletions(-)
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c
b/drivers/usb/serial/ti_usb_3410_5052.c
index 3d505fd..f98626a 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -1112,22 +1112,24 @@ static void ti_interrupt_callback(struct urb *urb)
int length = urb->actual_length;
int port_number;
int function;
- int status;
+ int status = urb->status;
+ int retval;
__u8 msr;
dbg("%s", __FUNCTION__);
- switch (urb->status) {
+ switch (status) {
case 0:
break;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
- dbg("%s - urb shutting down, %d", __FUNCTION__, urb->status);
+ dbg("%s - urb shutting down, %d", __FUNCTION__, status);
tdev->td_urb_error = 1;
return;
default:
- dev_err(dev, "%s - nonzero urb status, %d\n", __FUNCTION__,
urb->status);
+ dev_err(dev, "%s - nonzero urb status, %d\n",
+ __FUNCTION__, status);
tdev->td_urb_error = 1;
goto exit;
}
@@ -1175,9 +1177,10 @@ static void ti_interrupt_callback(struct urb *urb)
}
exit:
- status = usb_submit_urb(urb, GFP_ATOMIC);
- if (status)
- dev_err(dev, "%s - resubmit interrupt urb failed, %d\n",
__FUNCTION__, status);
+ retval = usb_submit_urb(urb, GFP_ATOMIC);
+ if (retval)
+ dev_err(dev, "%s - resubmit interrupt urb failed, %d\n",
+ __FUNCTION__, retval);
}
@@ -1186,30 +1189,32 @@ static void ti_bulk_in_callback(struct urb *urb)
struct ti_port *tport = (struct ti_port *)urb->context;
struct usb_serial_port *port = tport->tp_port;
struct device *dev = &urb->dev->dev;
- int status = 0;
+ int status = urb->status;
+ int retval = 0;
dbg("%s", __FUNCTION__);
- switch (urb->status) {
+ switch (status) {
case 0:
break;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
- dbg("%s - urb shutting down, %d", __FUNCTION__, urb->status);
+ dbg("%s - urb shutting down, %d", __FUNCTION__, status);
tport->tp_tdev->td_urb_error = 1;
wake_up_interruptible(&tport->tp_write_wait);
return;
default:
- dev_err(dev, "%s - nonzero urb status, %d\n", __FUNCTION__,
urb->status );
+ dev_err(dev, "%s - nonzero urb status, %d\n",
+ __FUNCTION__, status );
tport->tp_tdev->td_urb_error = 1;
wake_up_interruptible(&tport->tp_write_wait);
}
- if (urb->status == -EPIPE)
+ if (status == -EPIPE)
goto exit;
- if (urb->status) {
+ if (status) {
dev_err(dev, "%s - stopping read!\n", __FUNCTION__);
return;
}
@@ -1234,13 +1239,14 @@ exit:
spin_lock(&tport->tp_lock);
if (tport->tp_read_urb_state == TI_READ_URB_RUNNING) {
urb->dev = port->serial->dev;
- status = usb_submit_urb(urb, GFP_ATOMIC);
+ retval = usb_submit_urb(urb, GFP_ATOMIC);
} else if (tport->tp_read_urb_state == TI_READ_URB_STOPPING) {
tport->tp_read_urb_state = TI_READ_URB_STOPPED;
}
spin_unlock(&tport->tp_lock);
- if (status)
- dev_err(dev, "%s - resubmit read urb failed, %d\n",
__FUNCTION__, status);
+ if (retval)
+ dev_err(dev, "%s - resubmit read urb failed, %d\n",
+ __FUNCTION__, retval);
}
@@ -1249,23 +1255,25 @@ static void ti_bulk_out_callback(struct urb *urb)
struct ti_port *tport = (struct ti_port *)urb->context;
struct usb_serial_port *port = tport->tp_port;
struct device *dev = &urb->dev->dev;
+ int status = urb->status;
dbg("%s - port %d", __FUNCTION__, port->number);
tport->tp_write_urb_in_use = 0;
- switch (urb->status) {
+ switch (status) {
case 0:
break;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
- dbg("%s - urb shutting down, %d", __FUNCTION__, urb->status);
+ dbg("%s - urb shutting down, %d", __FUNCTION__, status);
tport->tp_tdev->td_urb_error = 1;
wake_up_interruptible(&tport->tp_write_wait);
return;
default:
- dev_err(dev, "%s - nonzero urb status, %d\n", __FUNCTION__,
urb->status);
+ dev_err(dev, "%s - nonzero urb status, %d\n",
+ __FUNCTION__, status);
tport->tp_tdev->td_urb_error = 1;
wake_up_interruptible(&tport->tp_write_wait);
}
-
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