QAPI patches patches for 2021-07-15

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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2021-07-15' into staging

QAPI patches patches for 2021-07-15

# gpg: Signature made Thu 15 Jul 2021 13:30:14 BST
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2021-07-15:
  qapi: Fix crash on missing enum member name

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

scripts/qapi/expr.py

@@ -455,8 +455,8 @@ def check_enum(expr: _JSONObject, info: QAPISourceInfo) -> None:
                   for m in members]
     for member in members:
         source = "'data' member"
-        member_name = member['name']
         check_keys(member, info, source, ['name'], ['if'])
+        member_name = member['name']
         check_name_is_str(member_name, info, source)
         source = "%s '%s'" % (source, member_name)
         # Enum members may start with a digit

tests/qapi-schema/enum-dict-no-name.err

@@ -0,0 +1,2 @@
+enum-dict-no-name.json: In enum 'Enum':
+enum-dict-no-name.json:2: 'data' member misses key 'name'

tests/qapi-schema/enum-dict-no-name.json

@@ -0,0 +1,2 @@
+# enum member lacking a name
+{ 'enum': 'Enum', 'data': [ {} ] }