Before this patch, the driver was simply zeroing the clock table, which is incorrect, because invalid clock numbers returned NULL instead of error pointers. This patch fixes this by changing the driver to initialize the array with PTR_ERR(-ENOENT).
Signed-off-by: Tomasz Figa <[email protected]> Acked-by: Kyungmin Park <[email protected]> --- drivers/clk/samsung/clk.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c index 91bec3e..f3a71d0 100644 --- a/drivers/clk/samsung/clk.c +++ b/drivers/clk/samsung/clk.c @@ -58,12 +58,17 @@ struct samsung_clk_reg_dump *samsung_clk_alloc_reg_dump( void __init samsung_clk_init(struct device_node *np, void __iomem *base, unsigned long nr_clks) { + int i; + reg_base = base; - clk_table = kzalloc(sizeof(struct clk *) * nr_clks, GFP_KERNEL); + clk_table = kmalloc(sizeof(struct clk *) * nr_clks, GFP_KERNEL); if (!clk_table) panic("could not allocate clock lookup table\n"); + for (i = 0; i < nr_clks; ++i) + clk_table[i] = ERR_PTR(-ENOENT); + if (!np) return; -- 1.8.5.2 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
