1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 32e5591ae7b1..e661994ad18d 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -210,9 +210,9 @@ err:
 
 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);