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fix: ZRANGE with LIMIT parameters crash fixed (#4944)

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fixed: https://github.com/dragonflydb/dragonfly/issues/4943
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Volodymyr Yavdoshenko 2025-04-15 20:42:26 +03:00 • committed by GitHub
parent 9505d21047
commit d21166211d
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2 changed files with 9 additions and 0 deletions
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3
src/server/container_utils.cc
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@ -217,6 +217,9 @@ bool IterateSortedSet(const detail::RobjWrapper* robj_wrapper, const IterateSort
if (end < 0 || unsigned(end) >= llen)
end = llen - 1;
if (start > end || unsigned(start) >= llen)
return true;
unsigned rangelen = unsigned(end - start) + 1;
if (robj_wrapper->encoding() == OBJ_ENCODING_LISTPACK) {

6
src/server/zset_family_test.cc
View file

@ -1212,4 +1212,10 @@ TEST_F(ZSetFamilyTest, RangeStore) {
EXPECT_THAT(resp, ArrLen(0));
}
TEST_F(ZSetFamilyTest, ZRangeZeroElements) {
Run({"zadd", "myzset", "1", "one"});
auto resp = Run({"ZRANGE", "myzset", "0", "-1", "LIMIT", "2", "10"});
ASSERT_THAT(resp, ArrLen(0));
}
} // namespace dfly