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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-09-07 14:12:05 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-09-12 11:27:36 +0200 |
| commit | 4ce504c4eb5628073f35d38efe490554a12aee04 (patch) | |
| tree | 16e635bcdc7069d4241c7d4c95643e61cb13f0ac /drivers/pinctrl/sprd | |
| parent | 41470c379b4f8d9a1513d930338fadfbccc287b6 (diff) | |
| download | linux-stable-4ce504c4eb5628073f35d38efe490554a12aee04.tar.gz linux-stable-4ce504c4eb5628073f35d38efe490554a12aee04.tar.bz2 linux-stable-4ce504c4eb5628073f35d38efe490554a12aee04.zip | |
pinctrl: sprd: fix off by one bugs
info->groups[] has info->ngroups elements so these comparisons should be
>= instead of >.
Fixes: 41d32cfce1ae ("pinctrl: sprd: Add Spreadtrum pin control driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Baolin Wang <baolin.wang@spreadtrum.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/sprd')
| -rw-r--r-- | drivers/pinctrl/sprd/pinctrl-sprd.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pinctrl/sprd/pinctrl-sprd.c b/drivers/pinctrl/sprd/pinctrl-sprd.c index e52a01e1f662..63529911445c 100644 --- a/drivers/pinctrl/sprd/pinctrl-sprd.c +++ b/drivers/pinctrl/sprd/pinctrl-sprd.c @@ -400,7 +400,7 @@ static int sprd_pmx_set_mux(struct pinctrl_dev *pctldev, unsigned long reg; unsigned int val = 0; - if (group_selector > info->ngroups) + if (group_selector >= info->ngroups) return -EINVAL; switch (func_selector) { @@ -734,7 +734,7 @@ static int sprd_pinconf_group_get(struct pinctrl_dev *pctldev, struct sprd_pin_group *grp; unsigned int pin_id; - if (selector > info->ngroups) + if (selector >= info->ngroups) return -EINVAL; grp = &info->groups[selector]; @@ -753,7 +753,7 @@ static int sprd_pinconf_group_set(struct pinctrl_dev *pctldev, struct sprd_pin_group *grp; int ret, i; - if (selector > info->ngroups) + if (selector >= info->ngroups) return -EINVAL; grp = &info->groups[selector]; @@ -813,7 +813,7 @@ static void sprd_pinconf_group_dbg_show(struct pinctrl_dev *pctldev, const char *name; int i, ret; - if (selector > info->ngroups) + if (selector >= info->ngroups) return; grp = &info->groups[selector]; |