diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2022-02-09 21:08:06 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-03-02 13:48:09 +0300 |
| commit | e3a751ee48f9de81a3f7337e232701980b967d40 (patch) | |
| tree | b050e9774a631aa2917f5dc6c830d4b5b2e9f21e /drivers/pinctrl | |
| parent | 92cab57ea6d7b24da33ea5979ce9acfe43077a02 (diff) | |
| download | linux-e3a751ee48f9de81a3f7337e232701980b967d40.tar.xz | |
pinctrl: fix loop in k210_pinconf_get_drive()
commit ba2ab85951c91a140a8fa51d8347d54e59ec009d upstream.
The loop exited too early so the k210_pinconf_drive_strength[0] array
element was never used.
Fixes: d4c34d09ab03 ("pinctrl: Add RISC-V Canaan Kendryte K210 FPIOA driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
Link: https://lore.kernel.org/r/20220209180804.GA18385@kili
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/pinctrl')
| -rw-r--r-- | drivers/pinctrl/pinctrl-k210.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-k210.c b/drivers/pinctrl/pinctrl-k210.c index 49e32684dbb2..e3d03f2de7ef 100644 --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -482,7 +482,7 @@ static int k210_pinconf_get_drive(unsigned int max_strength_ua) { int i; - for (i = K210_PC_DRIVE_MAX; i; i--) { + for (i = K210_PC_DRIVE_MAX; i >= 0; i--) { if (k210_pinconf_drive_strength[i] <= max_strength_ua) return i; } |