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authorMariusz Kozlowski <m.kozlowski@tuxland.pl>2006-11-08 15:36:14 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2006-12-01 14:23:34 -0800
commitf53510e8c49d00085a820ae98ca4753d4487dbad (patch)
treefc57d638822f72427d70f1c46122007d0956a76f /drivers/usb/misc
parent2891a51cc27e0eed9474668b58e4f587b9f36694 (diff)
usb: legousbtower free kill urb cleanup
Hello, - usb_free_urb() cleanup - usb_kill_urb() cleanup Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/misc')
-rw-r--r--drivers/usb/misc/legousbtower.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index f8611997bd7..5dce797bddb 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -317,12 +317,8 @@ static inline void tower_delete (struct lego_usb_tower *dev)
tower_abort_transfers (dev);
/* free data structures */
- if (dev->interrupt_in_urb != NULL) {
- usb_free_urb (dev->interrupt_in_urb);
- }
- if (dev->interrupt_out_urb != NULL) {
- usb_free_urb (dev->interrupt_out_urb);
- }
+ usb_free_urb(dev->interrupt_in_urb);
+ usb_free_urb(dev->interrupt_out_urb);
kfree (dev->read_buffer);
kfree (dev->interrupt_in_buffer);
kfree (dev->interrupt_out_buffer);
@@ -502,15 +498,11 @@ static void tower_abort_transfers (struct lego_usb_tower *dev)
if (dev->interrupt_in_running) {
dev->interrupt_in_running = 0;
mb();
- if (dev->interrupt_in_urb != NULL && dev->udev) {
+ if (dev->udev)
usb_kill_urb (dev->interrupt_in_urb);
- }
- }
- if (dev->interrupt_out_busy) {
- if (dev->interrupt_out_urb != NULL && dev->udev) {
- usb_kill_urb (dev->interrupt_out_urb);
- }
}
+ if (dev->interrupt_out_busy && dev->udev)
+ usb_kill_urb(dev->interrupt_out_urb);
exit:
dbg(2, "%s: leave", __FUNCTION__);