Quoting Krzysztof Kozlowski (2020-10-01 09:56:46) > diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c > index 34ccb1d23bc3..68af082d4716 100644 > --- a/drivers/clk/samsung/clk-exynos-clkout.c > +++ b/drivers/clk/samsung/clk-exynos-clkout.c > @@ -28,41 +31,103 @@ struct exynos_clkout { [...] > + if (!match) { > + dev_err(dev, "cannot match parent device\n"); > + return -EINVAL; > + } > + variant = match->data; > + > + *mux_mask = variant->mux_mask; > + dev_err(dev, "MATCH: %x\n", variant->mux_mask); Is this a debug print? > + > + return 0; > +} >