From: Pan Bian Date: Thu, 21 Jan 2021 09:18:47 +0000 (-0800) Subject: mtd: spi-nor: hisi-sfc: Put child node np on error path X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fe6653460ee7a7dbe0cd5fd322992af862ce5ab0;p=linux.git mtd: spi-nor: hisi-sfc: Put child node np on error path Put the child node np when it fails to get or register device. Fixes: e523f11141bd ("mtd: spi-nor: add hisilicon spi-nor flash controller driver") Cc: stable@vger.kernel.org Signed-off-by: Pan Bian [ta: Add Fixes tag and Cc stable] Signed-off-by: Tudor Ambarus Link: https://lore.kernel.org/r/20210121091847.85362-1-bianpan2016@163.com --- diff --git a/drivers/mtd/spi-nor/controllers/hisi-sfc.c b/drivers/mtd/spi-nor/controllers/hisi-sfc.c index 7c26f8f565cba..47fbf1d1e5573 100644 --- a/drivers/mtd/spi-nor/controllers/hisi-sfc.c +++ b/drivers/mtd/spi-nor/controllers/hisi-sfc.c @@ -399,8 +399,10 @@ static int hisi_spi_nor_register_all(struct hifmc_host *host) for_each_available_child_of_node(dev->of_node, np) { ret = hisi_spi_nor_register(np, host); - if (ret) + if (ret) { + of_node_put(np); goto fail; + } if (host->num_chip == HIFMC_MAX_CHIP_NUM) { dev_warn(dev, "Flash device number exceeds the maximum chipselect number\n");