Author: Julia Lawall <julia@diku.dk> Several resources have been allocated before this kmalloc failure, and thus they should be released in this error handling code, as done in nearby error handling code. The semantic match that finds this problem is: (http://coccinelle.lip6.fr/) // @r exists@ local idexpression urb; statement S; position p1,p2; @@ urb = usb_alloc_urb@p1(…); … …