diff --git a/cpus.c b/cpus.c
index 882b61851a44bb14da261bffc6d1ddfc6f3819c0..898426ca56b950118cb068530564eafcdd5f9e1a 100644
--- a/cpus.c
+++ b/cpus.c
@@ -1576,13 +1576,13 @@ CpuInfoList *qmp_query_cpus(Error **errp)
         info->value->u.ppc->nip = env->nip;
 #elif defined(TARGET_SPARC)
         info->value->arch = CPU_INFO_ARCH_SPARC;
-        info->value->u.sparc = g_new0(CpuInfoSPARC, 1);
-        info->value->u.sparc->pc = env->pc;
-        info->value->u.sparc->npc = env->npc;
+        info->value->u.q_sparc = g_new0(CpuInfoSPARC, 1);
+        info->value->u.q_sparc->pc = env->pc;
+        info->value->u.q_sparc->npc = env->npc;
 #elif defined(TARGET_MIPS)
         info->value->arch = CPU_INFO_ARCH_MIPS;
-        info->value->u.mips = g_new0(CpuInfoMIPS, 1);
-        info->value->u.mips->PC = env->active_tc.PC;
+        info->value->u.q_mips = g_new0(CpuInfoMIPS, 1);
+        info->value->u.q_mips->PC = env->active_tc.PC;
 #elif defined(TARGET_TRICORE)
         info->value->arch = CPU_INFO_ARCH_TRICORE;
         info->value->u.tricore = g_new0(CpuInfoTricore, 1);
diff --git a/hmp.c b/hmp.c
index 3e2a9891c47f10c5f923ef709ba0245a47316e66..c6419da72fabcdc581595852dca6126cd5893a17 100644
--- a/hmp.c
+++ b/hmp.c
@@ -319,11 +319,13 @@ void hmp_info_cpus(Monitor *mon, const QDict *qdict)
             monitor_printf(mon, " nip=0x%016" PRIx64, cpu->value->u.ppc->nip);
             break;
         case CPU_INFO_ARCH_SPARC:
-            monitor_printf(mon, " pc=0x%016" PRIx64, cpu->value->u.sparc->pc);
-            monitor_printf(mon, " npc=0x%016" PRIx64, cpu->value->u.sparc->npc);
+            monitor_printf(mon, " pc=0x%016" PRIx64,
+                           cpu->value->u.q_sparc->pc);
+            monitor_printf(mon, " npc=0x%016" PRIx64,
+                           cpu->value->u.q_sparc->npc);
             break;
         case CPU_INFO_ARCH_MIPS:
-            monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->u.mips->PC);
+            monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->u.q_mips->PC);
             break;
         case CPU_INFO_ARCH_TRICORE:
             monitor_printf(mon, " PC=0x%016" PRIx64, cpu->value->u.tricore->PC);
diff --git a/scripts/qapi.py b/scripts/qapi.py
index 7519cf8e7a36707df8306408d9cf370aae14ad03..f40dc9e777d809b387a833dd492e2d839459d94b 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -1482,7 +1482,7 @@ def c_name(name, protect=True):
                      'and', 'and_eq', 'bitand', 'bitor', 'compl', 'not',
                      'not_eq', 'or', 'or_eq', 'xor', 'xor_eq'])
     # namespace pollution:
-    polluted_words = set(['unix', 'errno'])
+    polluted_words = set(['unix', 'errno', 'mips', 'sparc'])
     name = name.translate(c_name_trans)
     if protect and (name in c89_words | c99_words | c11_words | gcc_words
                     | cpp_words | polluted_words):