diff --git a/lib/blob/blobstore.c b/lib/blob/blobstore.c
index 37c0460bb..d7903a5c6 100644
--- a/lib/blob/blobstore.c
+++ b/lib/blob/blobstore.c
@@ -2060,6 +2060,25 @@ _spdk_blob_persist_dirty(spdk_bs_sequence_t *seq, void *cb_arg, int bserrno)
 	_spdk_bs_write_super(seq, ctx->blob->bs, ctx->super, _spdk_blob_persist_dirty_cpl, ctx);
 }
 
+static void
+_spdk_blob_persist_check_dirty(struct spdk_blob_persist_ctx *ctx)
+{
+	if (ctx->blob->bs->clean) {
+		ctx->super = spdk_zmalloc(sizeof(*ctx->super), 0x1000, NULL,
+					  SPDK_ENV_SOCKET_ID_ANY, SPDK_MALLOC_DMA);
+		if (!ctx->super) {
+			ctx->cb_fn(ctx->seq, ctx->cb_arg, -ENOMEM);
+			free(ctx);
+			return;
+		}
+
+		spdk_bs_sequence_read_dev(ctx->seq, ctx->super, _spdk_bs_page_to_lba(ctx->blob->bs, 0),
+					  _spdk_bs_byte_to_lba(ctx->blob->bs, sizeof(*ctx->super)),
+					  _spdk_blob_persist_dirty, ctx);
+	} else {
+		_spdk_blob_persist_start(ctx);
+	}
+}
 
 /* Write a blob to disk */
 static void
@@ -2086,21 +2105,7 @@ _spdk_blob_persist(spdk_bs_sequence_t *seq, struct spdk_blob *blob,
 	ctx->cb_arg = cb_arg;
 	ctx->next_extent_page = 0;
 
-	if (blob->bs->clean) {
-		ctx->super = spdk_zmalloc(sizeof(*ctx->super), 0x1000, NULL,
-					  SPDK_ENV_SOCKET_ID_ANY, SPDK_MALLOC_DMA);
-		if (!ctx->super) {
-			cb_fn(seq, cb_arg, -ENOMEM);
-			free(ctx);
-			return;
-		}
-
-		spdk_bs_sequence_read_dev(seq, ctx->super, _spdk_bs_page_to_lba(blob->bs, 0),
-					  _spdk_bs_byte_to_lba(blob->bs, sizeof(*ctx->super)),
-					  _spdk_blob_persist_dirty, ctx);
-	} else {
-		_spdk_blob_persist_start(ctx);
-	}
+	_spdk_blob_persist_check_dirty(ctx);
 }
 
 struct spdk_blob_copy_cluster_ctx {