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pinctrl: sunxi: Fix incorrect NULL check

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*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 <sachin.kamat@linaro.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Sachin Kamat 2013-07-29 13:49:32 +05:30 committed by Linus Walleij
parent 8a9dcc3ffe
commit 3efa921d5b
1 changed files with 1 additions and 1 deletions
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2
drivers/pinctrl/pinctrl-sunxi.c
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@ -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) {