diff options
Diffstat (limited to 'drivers/mtd/nand/gpio.c')
| -rw-r--r-- | drivers/mtd/nand/gpio.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c index e826f898241..8e6148aa453 100644 --- a/drivers/mtd/nand/gpio.c +++ b/drivers/mtd/nand/gpio.c @@ -132,13 +132,17 @@ static int gpio_nand_get_config_of(const struct device *dev, static struct resource *gpio_nand_get_io_sync_of(struct platform_device *pdev) { - struct resource *r = devm_kzalloc(&pdev->dev, sizeof(*r), GFP_KERNEL); + struct resource *r; u64 addr; - if (!r || of_property_read_u64(pdev->dev.of_node, + if (of_property_read_u64(pdev->dev.of_node, "gpio-control-nand,io-sync-reg", &addr)) return NULL; + r = devm_kzalloc(&pdev->dev, sizeof(*r), GFP_KERNEL); + if (!r) + return NULL; + r->start = addr; r->end = r->start + 0x3; r->flags = IORESOURCE_MEM; @@ -211,10 +215,8 @@ static int gpio_nand_probe(struct platform_device *pdev) return -EINVAL; gpiomtd = devm_kzalloc(&pdev->dev, sizeof(*gpiomtd), GFP_KERNEL); - if (!gpiomtd) { - dev_err(&pdev->dev, "failed to create NAND MTD\n"); + if (!gpiomtd) return -ENOMEM; - } chip = &gpiomtd->nand_chip; |