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-rw-r--r--src/liblzma/common/index.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/liblzma/common/index.c b/src/liblzma/common/index.c
index 010e1f80..e0b14a3d 100644
--- a/src/liblzma/common/index.c
+++ b/src/liblzma/common/index.c
@@ -839,6 +839,11 @@ lzma_index_cat(lzma_index *restrict dest, lzma_index *restrict src,
}
}
+ // dest->checks includes the check types of all except the last Stream
+ // in dest. Set the bit for the check type of the last Stream now so
+ // that it won't get lost when Stream(s) from src are appended to dest.
+ dest->checks = lzma_index_checks(dest);
+
// Add all the Streams from src to dest. Update the base offsets
// of each Stream from src.
const index_cat_info info = {
@@ -855,7 +860,7 @@ lzma_index_cat(lzma_index *restrict dest, lzma_index *restrict src,
dest->total_size += src->total_size;
dest->record_count += src->record_count;
dest->index_list_size += src->index_list_size;
- dest->checks = lzma_index_checks(dest) | src->checks;
+ dest->checks |= src->checks;
// There's nothing else left in src than the base structure.
lzma_free(src, allocator);