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Diffstat (limited to 'scripts/qapi/common.py')
| -rw-r--r-- | scripts/qapi/common.py | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py index c5c71287c3..99db18f3d6 100644 --- a/scripts/qapi/common.py +++ b/scripts/qapi/common.py @@ -920,11 +920,9 @@ def check_alternate(expr, info): members = expr['data'] types_seen = {} - # Check every branch; require at least two branches - if len(members) < 2: + if len(members) == 0: raise QAPISemError(info, - "Alternate '%s' should have at least two branches " - "in 'data'" % name) + "Alternate '%s' cannot have empty 'data'" % name) for (key, value) in members.items(): check_name(info, "Member of alternate '%s'" % name, key) check_known_keys(info, |