Staging: sep: fix 2 warnings

Fix printk format warning:
drivers/staging/sep/sep_driver.c:276: warning: format '%08llx' expects type 'long long unsigned int', but argument 2 has type 'dma_addr_t'

and variable may be used uninitialized (correct):
drivers/staging/sep/sep_driver.c:1774: warning: 'error' may be used uninitialized in this function
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/sep/sep_driver.c

@@ -273,7 +273,8 @@ static dma_addr_t sep_shared_virt_to_bus(struct sep_device *sep,
 						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", pa, virt_address);
+	edbg("sep: virt to bus b %08llx v %p\n",
+		(unsigned long long)pa, virt_address);
 	return pa;
 }
 
@@ -1788,6 +1789,7 @@ static int sep_create_flow_dma_tables_handler(struct sep_device *sep,
 	first_table_data.physical_address = 0xffffffff;
 
 	/* find the free structure for flow data */
+	error = -EINVAL;
 	flow_context_ptr = sep_find_flow_context(sep, SEP_FREE_FLOW_ID);
 	if (flow_context_ptr == NULL)
 		goto end_function;