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| /openbmc/linux/drivers/gpio/ |
| H A D | gpio-wcd934x.c | dbec64b1 Tue May 25 11:55:39 CDT 2021 Srinivas Kandagatla <srinivas.kandagatla@linaro.org> gpio: wcd934x: Fix shift-out-of-bounds error
bit-mask for pins 0 to 4 is BIT(0) to BIT(4) however we ended up with BIT(n - 1)
which is not right, and this was caught by below usban check
UBSAN: shift-out-of-bounds in drivers/gpio/gpio-wcd934x.c:34:14
Fixes: 59c324683400 ("gpio: wcd934x: Add support to wcd934x gpio controller")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
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