mirror of https://github.com/hak5/openwrt.git
36 lines
1.0 KiB
Diff
36 lines
1.0 KiB
Diff
From b3cde198b17f504643cc1eeffc4623f03326f436 Mon Sep 17 00:00:00 2001
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From: Dan Carpenter <dan.carpenter@oracle.com>
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Date: Fri, 18 Nov 2016 14:35:57 +0300
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Subject: pinctrl: sunxi: Testing the wrong variable
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Smatch complains that we dereference "map" before testing it for NULL
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which is true. We should be testing "*map" instead. Also on the error
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path, we should free *map and set it to NULL.
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Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
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Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
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Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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---
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drivers/pinctrl/sunxi/pinctrl-sunxi.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
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+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
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@@ -398,13 +398,14 @@ static int sunxi_pctrl_dt_node_to_map(st
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* map array
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*/
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*map = krealloc(*map, i * sizeof(struct pinctrl_map), GFP_KERNEL);
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- if (!map)
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+ if (!*map)
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return -ENOMEM;
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return 0;
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err_free_map:
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- kfree(map);
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+ kfree(*map);
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+ *map = NULL;
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return ret;
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}
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