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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2016-11-18 14:35:57 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-11-22 09:55:33 +0100 |
| commit | b3cde198b17f504643cc1eeffc4623f03326f436 (patch) | |
| tree | b8d0477d4146d4a9da16ce266d19caa92a2c78c6 /drivers/pinctrl | |
| parent | 04d02c7a5ec68debdab8eb71bffe8a9381cb1b1a (diff) | |
| download | linux-b3cde198b17f504643cc1eeffc4623f03326f436.tar.bz2 | |
pinctrl: sunxi: Testing the wrong variable
Smatch complains that we dereference "map" before testing it for NULL
which is true. We should be testing "*map" instead. Also on the error
path, we should free *map and set it to NULL.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/sunxi/pinctrl-sunxi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 6b7953da4228..0eb51e33cb1b 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -398,13 +398,14 @@ static int sunxi_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev, * map array */ *map = krealloc(*map, i * sizeof(struct pinctrl_map), GFP_KERNEL); - if (!map) + if (!*map) return -ENOMEM; return 0; err_free_map: - kfree(map); + kfree(*map); + *map = NULL; return ret; } |