cpu_memory_rw_debug: Use CPUState instead of CPUOldState

Change-Id: I3c3440d6d13380dcde18260c54ebbba6e8616d6d
diff --git a/gdbstub.c b/gdbstub.c
index e18ee33..880b675 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1704,7 +1704,7 @@
         if (*p == ',')
             p++;
         len = strtoull(p, NULL, 16);
-        if (cpu_memory_rw_debug(s->g_cpu, addr, mem_buf, len, 0) != 0) {
+        if (cpu_memory_rw_debug(ENV_GET_CPU(s->g_cpu), addr, mem_buf, len, 0) != 0) {
             put_packet (s, "E14");
         } else {
             memtohex(buf, mem_buf, len);
@@ -1719,7 +1719,7 @@
         if (*p == ':')
             p++;
         hextomem(mem_buf, p, len);
-        if (cpu_memory_rw_debug(s->g_cpu, addr, mem_buf, len, 1) != 0)
+        if (cpu_memory_rw_debug(ENV_GET_CPU(s->g_cpu), addr, mem_buf, len, 1) != 0)
             put_packet(s, "E14");
         else
             put_packet(s, "OK");