Messages in this thread Patch in this message | | | From | Alexey Khoroshilov <> | Subject | [PATCH v4 3/3] mtd: nand: vf610: check mtd_device_register() return code | Date | Sat, 10 Feb 2018 01:28:36 +0300 |
| |
vf610_nfc_probe() misses error handling of mtd_device_register().
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> --- drivers/mtd/nand/vf610_nfc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/vf610_nfc.c b/drivers/mtd/nand/vf610_nfc.c index 9cc5992e88c8..64fed3d9e3d4 100644 --- a/drivers/mtd/nand/vf610_nfc.c +++ b/drivers/mtd/nand/vf610_nfc.c @@ -782,8 +782,13 @@ static int vf610_nfc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, mtd); /* Register device in MTD */ - return mtd_device_register(mtd, NULL, 0); + err = mtd_device_register(mtd, NULL, 0); + if (err) + goto err_cleanup_nand; + return 0; +err_cleanup_nand: + nand_cleanup(chip); err_disable_clk: clk_disable_unprepare(nfc->clk); return err; -- 2.7.4
| |