[PATCH] USB: kfree cleanup for drivers/usb/* - no need to check for NULL
Get rid of a bunch of redundant NULL pointer checks in drivers/usb/*,
there's no need to check a pointer for NULL before calling kfree() on it.
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Index: gregkh-2.6/drivers/usb/class/audio.c
===================================================================
diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c
index 4d46394..8d562ab 100644
--- a/drivers/usb/serial/empeg.c
+++ b/drivers/usb/serial/empeg.c
@@ -550,8 +550,7 @@
failed_usb_serial_register:
for (i = 0; i < NUM_URBS; ++i) {
if (write_urb_pool[i]) {
- if (write_urb_pool[i]->transfer_buffer)
- kfree(write_urb_pool[i]->transfer_buffer);
+ kfree(write_urb_pool[i]->transfer_buffer);
usb_free_urb(write_urb_pool[i]);
}
}
@@ -575,8 +574,7 @@
* the host controllers get fixed to set urb->dev = NULL after
* the urb is finished. Otherwise this call oopses. */
/* usb_kill_urb(write_urb_pool[i]); */
- if (write_urb_pool[i]->transfer_buffer)
- kfree(write_urb_pool[i]->transfer_buffer);
+ kfree(write_urb_pool[i]->transfer_buffer);
usb_free_urb (write_urb_pool[i]);
}
}