diff --git a/src/liblzma/common/index_hash.c b/src/liblzma/common/index_hash.c
index d7a0344b..5c9d3140 100644
--- a/src/liblzma/common/index_hash.c
+++ b/src/liblzma/common/index_hash.c
@@ -122,7 +122,7 @@ lzma_index_hash_size(const lzma_index_hash *index_hash)
 
 
 /// Updates the sizes and the hash without any validation.
-static lzma_ret
+static void
 hash_append(lzma_index_hash_info *info, lzma_vli unpadded_size,
 		lzma_vli uncompressed_size)
 {
@@ -136,7 +136,7 @@ hash_append(lzma_index_hash_info *info, lzma_vli unpadded_size,
 	lzma_check_update(&info->check, LZMA_CHECK_BEST,
 			(const uint8_t *)(sizes), sizeof(sizes));
 
-	return LZMA_OK;
+	return;
 }
 
 
@@ -152,8 +152,7 @@ lzma_index_hash_append(lzma_index_hash *index_hash, lzma_vli unpadded_size,
 		return LZMA_PROG_ERROR;
 
 	// Update the hash.
-	return_if_error(hash_append(&index_hash->blocks,
-			unpadded_size, uncompressed_size));
+	hash_append(&index_hash->blocks, unpadded_size, uncompressed_size);
 
 	// Validate the properties of *info are still in allowed limits.
 	if (index_hash->blocks.blocks_size > LZMA_VLI_MAX
@@ -239,9 +238,9 @@ lzma_index_hash_decode(lzma_index_hash *index_hash, const uint8_t *in,
 			index_hash->sequence = SEQ_UNCOMPRESSED;
 		} else {
 			// Update the hash.
-			return_if_error(hash_append(&index_hash->records,
+			hash_append(&index_hash->records,
 					index_hash->unpadded_size,
-					index_hash->uncompressed_size));
+					index_hash->uncompressed_size);
 
 			// Verify that we don't go over the known sizes. Note
 			// that this validation is simpler than the one used