MTD core:

* partitions: Add missing of_node_get() in dynamic partitions code
 
 Parser drivers:
 * bcm47xxpart: Fix halfblock reads
 
 Raw NAND controller drivers:
 * marvell: Use correct logic for nand-keep-config
 * tegra: Fix PM disable depth imbalance in probe
 * intel: Add missing of_node_put() in ebu_nand_probe()
 
 SPI-NOR core changes:
 * Ignore -ENOTSUPP in spi_nor_init()
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Merge tag 'mtd/fixes-for-6.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull mtd fixes from Miquel Raynal:
 "MTD core:
   - partitions: Add missing of_node_get() in dynamic partitions code

  Parser drivers:
   - bcm47xxpart: Fix halfblock reads

  Raw NAND controller drivers:
   - marvell: Use correct logic for nand-keep-config
   - tegra: Fix PM disable depth imbalance in probe
   - intel: Add missing of_node_put() in ebu_nand_probe()

  SPI-NOR core changes:
   - Ignore -ENOTSUPP in spi_nor_init()"

* tag 'mtd/fixes-for-6.1-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
  mtd: parsers: bcm47xxpart: Fix halfblock reads
  mtd: rawnand: marvell: Use correct logic for nand-keep-config
  mtd: rawnand: tegra: Fix PM disable depth imbalance in probe
  mtd: rawnand: intel: Add missing of_node_put() in ebu_nand_probe()
  mtd: core: add missing of_node_get() in dynamic partitions code
  mtd: spi-nor: core: Ignore -ENOTSUPP in spi_nor_init()

drivers/mtd/mtdcore.c

@@ -562,7 +562,7 @@ static void mtd_check_of_node(struct mtd_info *mtd)
 	if (!mtd_is_partition(mtd))
 		return;
 	parent = mtd->parent;
-	parent_dn = dev_of_node(&parent->dev);
+	parent_dn = of_node_get(dev_of_node(&parent->dev));
 	if (!parent_dn)
 		return;
 

drivers/mtd/nand/raw/intel-nand-controller.c

@@ -608,11 +608,12 @@ static int ebu_nand_probe(struct platform_device *pdev)
 	ret = of_property_read_u32(chip_np, "reg", &cs);
 	if (ret) {
 		dev_err(dev, "failed to get chip select: %d\n", ret);
-		return ret;
+		goto err_of_node_put;
 	}
 	if (cs >= MAX_CS) {
 		dev_err(dev, "got invalid chip select: %d\n", cs);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto err_of_node_put;
 	}
 
 	ebu_host->cs_num = cs;
@@ -620,18 +621,22 @@ static int ebu_nand_probe(struct platform_device *pdev)
 	resname = devm_kasprintf(dev, GFP_KERNEL, "nand_cs%d", cs);
 	ebu_host->cs[cs].chipaddr = devm_platform_ioremap_resource_byname(pdev,
 									  resname);
-	if (IS_ERR(ebu_host->cs[cs].chipaddr))
+	if (IS_ERR(ebu_host->cs[cs].chipaddr)) {
-		return PTR_ERR(ebu_host->cs[cs].chipaddr);
+		ret = PTR_ERR(ebu_host->cs[cs].chipaddr);
+		goto err_of_node_put;
+	}
 
 	ebu_host->clk = devm_clk_get(dev, NULL);
-	if (IS_ERR(ebu_host->clk))
+	if (IS_ERR(ebu_host->clk)) {
-		return dev_err_probe(dev, PTR_ERR(ebu_host->clk),
+		ret = dev_err_probe(dev, PTR_ERR(ebu_host->clk),
 				    "failed to get clock\n");
+		goto err_of_node_put;
+	}
 
 	ret = clk_prepare_enable(ebu_host->clk);
 	if (ret) {
 		dev_err(dev, "failed to enable clock: %d\n", ret);
-		return ret;
+		goto err_of_node_put;
 	}
 
 	ebu_host->dma_tx = dma_request_chan(dev, "tx");
@@ -695,6 +700,8 @@ err_cleanup_dma:
 	ebu_dma_cleanup(ebu_host);
 err_disable_unprepare_clk:
 	clk_disable_unprepare(ebu_host->clk);
+err_of_node_put:
+	of_node_put(chip_np);
 
 	return ret;
 }

drivers/mtd/nand/raw/marvell_nand.c

@@ -2678,7 +2678,7 @@ static int marvell_nand_chip_init(struct device *dev, struct marvell_nfc *nfc,
 	chip->controller = &nfc->controller;
 	nand_set_flash_node(chip, np);
 
-	if (!of_property_read_bool(np, "marvell,nand-keep-config"))
+	if (of_property_read_bool(np, "marvell,nand-keep-config"))
 		chip->options |= NAND_KEEP_TIMINGS;
 
 	mtd = nand_to_mtd(chip);

drivers/mtd/nand/raw/tegra_nand.c

@@ -1181,7 +1181,7 @@ static int tegra_nand_probe(struct platform_device *pdev)
 	pm_runtime_enable(&pdev->dev);
 	err = pm_runtime_resume_and_get(&pdev->dev);
 	if (err)
-		return err;
+		goto err_dis_pm;
 
 	err = reset_control_reset(rst);
 	if (err) {
@@ -1215,6 +1215,8 @@ static int tegra_nand_probe(struct platform_device *pdev)
 err_put_pm:
 	pm_runtime_put_sync_suspend(ctrl->dev);
 	pm_runtime_force_suspend(ctrl->dev);
+err_dis_pm:
+	pm_runtime_disable(&pdev->dev);
 	return err;
 }
 

drivers/mtd/parsers/bcm47xxpart.c

@@ -233,11 +233,11 @@ static int bcm47xxpart_parse(struct mtd_info *master,
 		}
 
 		/* Read middle of the block */
-		err = mtd_read(master, offset + 0x8000, 0x4, &bytes_read,
+		err = mtd_read(master, offset + (blocksize / 2), 0x4, &bytes_read,
 			       (uint8_t *)buf);
 		if (err && !mtd_is_bitflip(err)) {
 			pr_err("mtd_read error while parsing (offset: 0x%X): %d\n",
-			       offset + 0x8000, err);
+			       offset + (blocksize / 2), err);
 			continue;
 		}
 

drivers/mtd/spi-nor/core.c

@@ -2724,7 +2724,9 @@ static int spi_nor_init(struct spi_nor *nor)
 		 */
 		WARN_ONCE(nor->flags & SNOR_F_BROKEN_RESET,
 			  "enabling reset hack; may not recover from unexpected reboots\n");
-		return nor->params->set_4byte_addr_mode(nor, true);
+		err = nor->params->set_4byte_addr_mode(nor, true);
+		if (err && err != -ENOTSUPP)
+			return err;
 	}
 
 	return 0;