Fix warnings

src/cpu/cpu.c

@@ -320,7 +320,7 @@ cpu_get_family(const char *internal_name)
 	int c = 0;
 	while (cpu_families[c].package) {
 		if (!strcmp(internal_name, cpu_families[c].internal_name))
-			return &cpu_families[c];
+			return (cpu_family_t *) &cpu_families[c];
 		c++;
 	}
 

src/cpu/cpu_table.c

@@ -1858,5 +1858,5 @@ const cpu_legacy_machine_t cpu_legacy_table[] = {
     {"p6bap",                   cputables_Celeron_Cyrix3},
     {"603tcf",                  cputables_Celeron_Cyrix3},
     {"vpc2007",                 cputables_PentiumIID_Celeron},
-    {NULL, {NULL}}
+    {NULL, NULL}
 };