From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Simek Date: Wed, 26 Feb 2020 11:38:40 +0100 Subject: [PATCH v2 1/4] nand: raw: Do not free xnand structure In-Reply-To: References: Message-ID: <63946d0224eb220785b6ef42913891e495a0e214.1582713521.git.michal.simek@xilinx.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de xnand structure is private data structure and it is handled by core and probe shouldn't touch it. Signed-off-by: Michal Simek --- Changes in v2: None drivers/mtd/nand/raw/zynq_nand.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) diff --git a/drivers/mtd/nand/raw/zynq_nand.c b/drivers/mtd/nand/raw/zynq_nand.c index 28db4153f5e0..703914969289 100644 --- a/drivers/mtd/nand/raw/zynq_nand.c +++ b/drivers/mtd/nand/raw/zynq_nand.c @@ -1081,18 +1081,18 @@ static int zynq_nand_probe(struct udevice *dev) u8 set_feature[4] = {ONDIE_ECC_FEATURE_ENABLE, 0x00, 0x00, 0x00}; unsigned long ecc_cfg; int ondie_ecc_enabled = 0; - int err = -1; int is_16bit_bw; smc->reg = (struct zynq_nand_smc_regs *)dev_read_addr(dev); of_nand = dev_read_subnode(dev, "flash at e1000000"); if (!ofnode_valid(of_nand)) { printf("Failed to find nand node in dt\n"); - goto fail; + return -ENODEV; } + if (ofnode_read_resource(of_nand, 0, &res)) { printf("Failed to get nand resource\n"); - goto fail; + return -ENODEV; } xnand->nand_base = (void __iomem *)res.start; @@ -1119,7 +1119,7 @@ static int zynq_nand_probe(struct udevice *dev) if (is_16bit_bw == NAND_BW_UNKNOWN) { printf("%s: Unable detect NAND based on MIO settings\n", __func__); - goto fail; + return -EINVAL; } if (is_16bit_bw == NAND_BW_16BIT) @@ -1130,13 +1130,13 @@ static int zynq_nand_probe(struct udevice *dev) /* Initialize the NAND flash interface on NAND controller */ if (zynq_nand_init_nand_flash(mtd, nand_chip->options) < 0) { printf("%s: nand flash init failed\n", __func__); - goto fail; + return -EINVAL; } /* first scan to find the device and get the page size */ if (nand_scan_ident(mtd, 1, NULL)) { printf("%s: nand_scan_ident failed\n", __func__); - goto fail; + return -EINVAL; } /* Send the command for reading device ID */ nand_chip->cmdfunc(mtd, NAND_CMD_RESET, -1, -1); @@ -1261,14 +1261,12 @@ static int zynq_nand_probe(struct udevice *dev) /* Second phase scan */ if (nand_scan_tail(mtd)) { printf("%s: nand_scan_tail failed\n", __func__); - goto fail; + return -EINVAL; } if (nand_register(0, mtd)) - goto fail; + return -EINVAL; + return 0; -fail: - free(xnand); - return err; } static const struct udevice_id zynq_nand_dt_ids[] = { -- 2.25.1