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-rw-r--r--qapi/opts-visitor.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/qapi/opts-visitor.c b/qapi/opts-visitor.c
index d54d373..96ed858 100644
--- a/qapi/opts-visitor.c
+++ b/qapi/opts-visitor.c
@@ -384,7 +384,9 @@ opts_type_int(Visitor *v, int64_t *obj, const char *name, Error **errp)
str = endptr + 1;
val2 = strtoll(str, &endptr, 0);
if (errno == 0 && endptr > str && *endptr == '\0' &&
- INT64_MIN <= val2 && val2 <= INT64_MAX && val <= val2) {
+ INT64_MIN <= val2 && val2 <= INT64_MAX && val <= val2 &&
+ (val > INT64_MAX - OPTS_VISITOR_RANGE_MAX ||
+ val2 < val + OPTS_VISITOR_RANGE_MAX)) {
ov->range_next.s = val;
ov->range_limit.s = val2;
ov->list_mode = LM_SIGNED_INTERVAL;
@@ -435,7 +437,8 @@ opts_type_uint64(Visitor *v, uint64_t *obj, const char *name, Error **errp)
str = endptr + 1;
if (parse_uint_full(str, &val2, 0) == 0 &&
- val2 <= UINT64_MAX && val <= val2) {
+ val2 <= UINT64_MAX && val <= val2 &&
+ val2 - val < OPTS_VISITOR_RANGE_MAX) {
ov->range_next.u = val;
ov->range_limit.u = val2;
ov->list_mode = LM_UNSIGNED_INTERVAL;
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