#include <linux/cdev.h>
 #include <linux/kdev_t.h>
 #include <linux/mutex.h>
+#include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/poll.h>
 #include <linux/wait.h>
                                                void *virt_address)
 {
        dma_addr_t pa = sep->shared_bus + (virt_address - sep->shared_addr);
-       edbg("sep: virt to bus b %08llx v %p\n",
-               (unsigned long long)pa, virt_address);
+       edbg("sep: virt to bus b %08llx v %p\n", (unsigned long long) pa,
+                                                               virt_address);
        return pa;
 }
 
 static int sep_create_flow_dma_tables_handler(struct sep_device *sep,
                                                        unsigned long arg)
 {
-       int error;
+       int error = -ENOENT;
        struct sep_driver_build_flow_table_t command_args;
        /* first table - output */
        struct sep_lli_entry_t first_table_data;