> +#ifdef CONFIG_HAVE_CLK > + if (!IS_ERR(i2c->clk)) > + clk_disable_unprepare(i2c->clk); > +#endif Ehrm, you can leave out all the #ifdeffery :) The functions are all empty in the !HAVE_CLK scenario. The only one which might be left is the pointer in the struct. I'll leave it to you if you want to save the bytes or the lines of code.
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