*map should be tested for NULL instead of map as kmalloc pointer is assigned to it. This also fixes a potential null pointer dereference bug later in the code.
Signed-off-by: Sachin Kamat <[email protected]> Cc: Maxime Ripard <[email protected]> --- drivers/pinctrl/pinctrl-sunxi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c index c47fd1e..3655a5a 100644 --- a/drivers/pinctrl/pinctrl-sunxi.c +++ b/drivers/pinctrl/pinctrl-sunxi.c @@ -175,7 +175,7 @@ static int sunxi_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev, } *map = kmalloc(nmaps * sizeof(struct pinctrl_map), GFP_KERNEL); - if (!map) + if (!*map) return -ENOMEM; of_property_for_each_string(node, "allwinner,pins", prop, group) { -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
