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authorGreg Kroah-Hartman <gregkh@suse.de>2007-07-18 10:58:02 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-07-19 17:46:07 -0700
commit64771a0f19320f73ab4be69db591ba51a17d7748 (patch)
tree01591cf6b491e7eb740c72d80742fe35667814d7 /drivers/usb/misc
parent491c021e0beafe4146f6a1c9a1c58bd0fb2a42d0 (diff)
USB: misc: legousbtower: 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. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/misc')
-rw-r--r--drivers/usb/misc/legousbtower.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 2ed0daea894..561970b889a 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -742,19 +742,20 @@ exit:
static void tower_interrupt_in_callback (struct urb *urb)
{
struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
+ int status = urb->status;
int retval;
- dbg(4, "%s: enter, status %d", __FUNCTION__, urb->status);
+ dbg(4, "%s: enter, status %d", __FUNCTION__, status);
lego_usb_tower_debug_data(5, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
- if (urb->status) {
- if (urb->status == -ENOENT ||
- urb->status == -ECONNRESET ||
- urb->status == -ESHUTDOWN) {
+ if (status) {
+ if (status == -ENOENT ||
+ status == -ECONNRESET ||
+ status == -ESHUTDOWN) {
goto exit;
} else {
- dbg(1, "%s: nonzero status received: %d", __FUNCTION__, urb->status);
+ dbg(1, "%s: nonzero status received: %d", __FUNCTION__, status);
goto resubmit; /* maybe we can recover */
}
}
@@ -788,7 +789,7 @@ exit:
wake_up_interruptible (&dev->read_wait);
lego_usb_tower_debug_data(5, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
- dbg(4, "%s: leave, status %d", __FUNCTION__, urb->status);
+ dbg(4, "%s: leave, status %d", __FUNCTION__, status);
}
@@ -798,23 +799,24 @@ exit:
static void tower_interrupt_out_callback (struct urb *urb)
{
struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
+ int status = urb->status;
- dbg(4, "%s: enter, status %d", __FUNCTION__, urb->status);
+ dbg(4, "%s: enter, status %d", __FUNCTION__, status);
lego_usb_tower_debug_data(5, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
/* sync/async unlink faults aren't errors */
- if (urb->status && !(urb->status == -ENOENT ||
- urb->status == -ECONNRESET ||
- urb->status == -ESHUTDOWN)) {
+ if (status && !(status == -ENOENT ||
+ status == -ECONNRESET ||
+ status == -ESHUTDOWN)) {
dbg(1, "%s - nonzero write bulk status received: %d",
- __FUNCTION__, urb->status);
+ __FUNCTION__, status);
}
dev->interrupt_out_busy = 0;
wake_up_interruptible(&dev->write_wait);
lego_usb_tower_debug_data(5, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
- dbg(4, "%s: leave, status %d", __FUNCTION__, urb->status);
+ dbg(4, "%s: leave, status %d", __FUNCTION__, status);
}