clk: sunxi: fix overflow when setting up divided factors

Currently, we are allocating space for two pointers, when we actually
may need to store three of them (two divisors plus the original clock).
Fix this, and change sizeof(type) to sizeof(*var) to keep checkpatch.pl
happy.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Emilio López <emilio@elopez.com.ar>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c
index 659e4ea31893a42bee5fb701d54fcbb34776ed67..abb6c5ac8a10297505a8a7f1cb1cb0d5f8eccf16 100644 (file)
--- a/drivers/clk/sunxi/clk-sunxi.c
+++ b/drivers/clk/sunxi/clk-sunxi.c
@@ -875,7 +875,7 @@ static void __init sunxi_divs_clk_setup(struct device_node *node,
        if (!clk_data)
                return;
 
-       clks = kzalloc(SUNXI_DIVS_MAX_QTY * sizeof(struct clk *), GFP_KERNEL);
+       clks = kzalloc((SUNXI_DIVS_MAX_QTY+1) * sizeof(*clks), GFP_KERNEL);
        if (!clks)
                goto free_clkdata;