Commit 1b8c9098 authored Feb 10, 2018 by Alexey Khoroshilov Committed by Boris Brezillon Feb 12, 2018

mtd: nand: vf610: check mtd_device_register() return code



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>
Reviewed-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>

parent 196644fd

drivers/mtd/nand/vf610_nfc.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -767,8 +767,13 @@ 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;