diff options
author | Andrew Morton <akpm@linux-foundation.org> | 2023-12-06 17:03:50 -0800 |
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committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-06 17:03:50 -0800 |
commit | 0c92218f4e7d4b4a7245d32bea042fa6f9cc39d7 (patch) | |
tree | 44d6ba1879278a5a1b58178e9b0f799427e52e0e /drivers/pinctrl/stm32/pinctrl-stm32.c | |
parent | b2f557a21bc8fffdcd65794eda8a854e024999f3 (diff) | |
parent | 33cc938e65a98f1d29d0a18403dbbee050dcad9a (diff) |
Merge branch 'master' into mm-hotfixes-stable
Diffstat (limited to 'drivers/pinctrl/stm32/pinctrl-stm32.c')
-rw-r--r-- | drivers/pinctrl/stm32/pinctrl-stm32.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index 64e8201c7eac..603f900e88c1 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -1273,9 +1273,11 @@ static struct stm32_desc_pin *stm32_pctrl_get_desc_pin_from_gpio(struct stm32_pi int i; /* With few exceptions (e.g. bank 'Z'), pin number matches with pin index in array */ - pin_desc = pctl->pins + stm32_pin_nb; - if (pin_desc->pin.number == stm32_pin_nb) - return pin_desc; + if (stm32_pin_nb < pctl->npins) { + pin_desc = pctl->pins + stm32_pin_nb; + if (pin_desc->pin.number == stm32_pin_nb) + return pin_desc; + } /* Otherwise, loop all array to find the pin with the right number */ for (i = 0; i < pctl->npins; i++) { @@ -1368,6 +1370,11 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl, struct fwnode } names = devm_kcalloc(dev, npins, sizeof(char *), GFP_KERNEL); + if (!names) { + err = -ENOMEM; + goto err_clk; + } + for (i = 0; i < npins; i++) { stm32_pin = stm32_pctrl_get_desc_pin_from_gpio(pctl, bank, i); if (stm32_pin && stm32_pin->pin.name) |