USB: usbfs: struct async is a fixed size structure
The ISO descriptors are allocated separately in proc_submiturb for a fetch
from user mode, then tucked at the end of URB. This seems like a dead code.
Signed-off-by: Pete Zaitcev <zaitcev@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 32e5591..e661994 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -210,9 +210,9 @@
static struct async *alloc_async(unsigned int numisoframes)
{
- unsigned int assize = sizeof(struct async) + numisoframes * sizeof(struct usb_iso_packet_descriptor);
- struct async *as = kzalloc(assize, GFP_KERNEL);
+ struct async *as;
+ as = kzalloc(sizeof(struct async), GFP_KERNEL);
if (!as)
return NULL;
as->urb = usb_alloc_urb(numisoframes, GFP_KERNEL);