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| author | Stefan Wahren <stefan.wahren@i2se.com> | 2015-12-21 03:44:04 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2015-12-22 15:50:37 +0300 |
| commit | 53653c6b91750debba6dc4503003c851257fd340 (patch) | |
| tree | 44efdc22762373e4cc6c05cb618e7013bbc470e4 /drivers/pinctrl/bcm/pinctrl-bcm2835.c | |
| parent | 4fc8a4b2a4dd7704d950a01b1afec5e86af60565 (diff) | |
| download | linux-53653c6b91750debba6dc4503003c851257fd340.tar.xz | |
pinctrl: bcm2835: Fix memory leak in error path
In case of an invalid pin value bcm2835_pctl_dt_node_to_map()
would leak the pull configs of already assigned pins.
So avoid this by calling the free map function in error case.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Fixes: e1b2dc70cd5b ("pinctrl: add bcm2835 driver")
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/bcm/pinctrl-bcm2835.c')
| -rw-r--r-- | drivers/pinctrl/bcm/pinctrl-bcm2835.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c index a1ea565fcd46..f26d37481632 100644 --- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c +++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c @@ -794,7 +794,7 @@ static int bcm2835_pctl_dt_node_to_map(struct pinctrl_dev *pctldev, return 0; out: - kfree(maps); + bcm2835_pctl_dt_free_map(pctldev, maps, num_pins * maps_per_pin); return err; } |