Code cleanup: remove unused #include, variables and code,

drivers/dpeth/8390.c

@@ -89,12 +89,12 @@ static void mem_getblock(dpeth_t *dep, u16_t offset, int size, void *dst)
 */
 static void mem_nic2user(dpeth_t * dep, int pageno, int pktsize)
 {
+  panic("mem_nic2user: not converted to safecopies");
+#if 0
   phys_bytes offset;
   iovec_dat_s_t *iovp = &dep->de_read_iovec;
   int bytes, ix = 0;
 
-  panic("mem_nic2user: not converted to safecopies");
-#if 0
 
   /* Computes shared memory address (skipping receive header) */
   offset = pageno * DP_PAGESIZE + sizeof(dp_rcvhdr_t);

drivers/dpeth/dp.c

@@ -283,7 +283,6 @@ static void do_init(const message * mp)
   dpeth_t *dep;
   dp_conf_t *dcp;
   message reply_mess;
-  const char *portname;
 
   port = mp->DL_PORT;
   if (port >= 0 && port < DE_PORT_NR) {
@@ -292,7 +291,6 @@ static void do_init(const message * mp)
 	dcp = &dp_conf[port];
 	strcpy(dep->de_name, DevName);
 	dep->de_name[4] = '0' + port;
-	portname = dep->de_name;
 
 	if (dep->de_mode == DEM_DISABLED) {
 
@@ -345,7 +343,6 @@ static void do_init(const message * mp)
 
   } else {			/* Port number is out of range */
 	port = ENXIO;
-	portname = "(illegal dpeth port)";
   }
 
   reply_mess.m_type = DL_CONF_REPLY;
@@ -667,7 +664,7 @@ PRIVATE void sef_local_startup()
 PRIVATE int sef_cb_init_fresh(int type, sef_init_info_t *UNUSED(info))
 {
 /* Initialize the dpeth driver. */
-  int r, rc, fkeys, sfkeys;
+  int fkeys, sfkeys;
 
   (progname=strrchr(env_argv[0],'/')) ? progname++ : (progname=env_argv[0]);
 

drivers/dpeth/dp.h

@@ -279,7 +279,7 @@ int wdeth_probe(dpeth_t * dep);
 #endif
 
 #define lock()	 (++dep->de_int_pending,sys_irqdisable(&dep->de_hook))
-#define unlock() do{int i=(--dep->de_int_pending)?0:sys_irqenable(&dep->de_hook);}while(0)
+#define unlock() do{int i=(--dep->de_int_pending)?0:sys_irqenable(&dep->de_hook);(void) i;}while(0)
 #define milli_delay(t) tickdelay(1)
 
 /** dp.h **/