[PATCH] uml: free host resources associated with freed IRQs

This adds a free_irq_by_irq_and_dev call which was accidentally removed when
the UML free_irq was replaced by generic code.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/um/kernel/irq_user.c

@@ -83,8 +83,11 @@ void sigio_handler(int sig, union uml_pt_regs *regs)
 				 * can be freed here.
 				 */
 				next = irq_fd->next;
-				if(irq_fd->freed)
+				if(irq_fd->freed){
 					free_irq(irq_fd->irq, irq_fd->id);
+					free_irq_by_irq_and_dev(irq_fd->irq,
+								irq_fd->id);
+				}
 			}
 		}
 	}