USB: misc: adtux: 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>

diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index 274d08e..e9fdbc8 100644 (file)
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -179,17 +179,18 @@ static void adu_delete(struct adu_device *dev)
 static void adu_interrupt_in_callback(struct urb *urb)
 {
        struct adu_device *dev = urb->context;
+       int status = urb->status;
 
-       dbg(4," %s : enter, status %d", __FUNCTION__, urb->status);
+       dbg(4," %s : enter, status %d", __FUNCTION__, status);
        adu_debug_data(5, __FUNCTION__, urb->actual_length,
                       urb->transfer_buffer);
 
        spin_lock(&dev->buflock);
 
-       if (urb->status != 0) {
-               if ((urb->status != -ENOENT) && (urb->status != -ECONNRESET)) {
+       if (status != 0) {
+               if ((status != -ENOENT) && (status != -ECONNRESET)) {
                        dbg(1," %s : nonzero status received: %d",
-                           __FUNCTION__, urb->status);
+                           __FUNCTION__, status);
                }
                goto exit;
        }
@@ -217,21 +218,22 @@ exit:
        wake_up_interruptible(&dev->read_wait);
        adu_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);
 }
 
 static void adu_interrupt_out_callback(struct urb *urb)
 {
        struct adu_device *dev = urb->context;
+       int status = urb->status;
 
-       dbg(4," %s : enter, status %d", __FUNCTION__, urb->status);
+       dbg(4," %s : enter, status %d", __FUNCTION__, status);
        adu_debug_data(5,__FUNCTION__, urb->actual_length, urb->transfer_buffer);
 
-       if (urb->status != 0) {
-               if ((urb->status != -ENOENT) &&
-                   (urb->status != -ECONNRESET)) {
+       if (status != 0) {
+               if ((status != -ENOENT) &&
+                   (status != -ECONNRESET)) {
                        dbg(1, " %s :nonzero status received: %d",
-                           __FUNCTION__, urb->status);
+                           __FUNCTION__, status);
                }
                goto exit;
        }
@@ -241,7 +243,7 @@ exit:
 
        adu_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);
 }
 
 static int adu_open(struct inode *inode, struct file *file)