mtd: rawnand: fsmc: fix the probe function error path

An error after nand_scan_tail() should trigger a nand_cleanup().
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

drivers/mtd/nand/raw/fsmc_nand.c

@@ -1123,13 +1123,15 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
 	mtd->name = "nand";
 	ret = mtd_device_register(mtd, NULL, 0);
 	if (ret)
-		goto release_dma_write_chan;
+		goto cleanup_nand;
 
 	platform_set_drvdata(pdev, host);
 	dev_info(&pdev->dev, "FSMC NAND driver registration successful\n");
 
 	return 0;
 
+cleanup_nand:
+	nand_cleanup(nand);
 release_dma_write_chan:
 	if (host->mode == USE_DMA_ACCESS)
 		dma_release_channel(host->write_dma_chan);