mtd: nand: vf610: Check the return value from clk_prepare_enable() (03fba86b) · Commits · 戴 / test

clk_prepare_enable() may fail, so we should better check its return value and propagate it in the case of error. Signed-off-by:

drivers/mtd/nand/vf610_nfc.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -814,12 +814,16 @@ static int vf610_nfc_suspend(struct device *dev)

		static int vf610_nfc_resume(struct device *dev)
		{
		int err;

		struct mtd_info *mtd = dev_get_drvdata(dev);
		struct vf610_nfc *nfc = mtd_to_nfc(mtd);

		pinctrl_pm_select_default_state(dev);

		clk_prepare_enable(nfc->clk);
		err = clk_prepare_enable(nfc->clk);
		if (err)
		return err;

		vf610_nfc_preinit_controller(nfc);
		vf610_nfc_init_controller(nfc);