From mboxrd@z Thu Jan 1 00:00:00 1970 From: miquel.raynal@bootlin.com (Miquel Raynal) Date: Fri, 2 Mar 2018 18:03:18 +0100 Subject: [PATCH 10/52] mtd: rawnand: denali: fix probe function error path In-Reply-To: <20180302170400.6712-1-miquel.raynal@bootlin.com> References: <20180302170400.6712-1-miquel.raynal@bootlin.com> Message-ID: <20180302170400.6712-11-miquel.raynal@bootlin.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org An error after nand_scan_tail() should trigger a nand_release(). The helper mtd_device_register() returns an error code that should be checked and nand_release() called accordingly. Signed-off-by: Miquel Raynal --- drivers/mtd/nand/raw/denali.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c index 313c7f50621b..d1942155fc92 100644 --- a/drivers/mtd/nand/raw/denali.c +++ b/drivers/mtd/nand/raw/denali.c @@ -1384,10 +1384,12 @@ int denali_init(struct denali_nand_info *denali) ret = mtd_device_register(mtd, NULL, 0); if (ret) { dev_err(denali->dev, "Failed to register MTD: %d\n", ret); - goto free_buf; + goto detach; } return 0; +detach: + nand_release(mtd); free_buf: kfree(denali->buf); disable_irq: -- 2.14.1