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gpio: gpio-xilinx: Fix integer overflow
[ Upstream commit32c094a09d
] Current implementation is not able to configure more than 32 pins due to incorrect data type. So type casting with unsigned long to avoid it. Fixes:02b3f84d90
("xilinx: Switch to use bitmap APIs") Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com> Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -99,7 +99,7 @@ static inline void xgpio_set_value32(unsigned long *map, int bit, u32 v)
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const unsigned long offset = (bit % BITS_PER_LONG) & BIT(5);
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map[index] &= ~(0xFFFFFFFFul << offset);
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map[index] |= v << offset;
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map[index] |= (unsigned long)v << offset;
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}
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static inline int xgpio_regoffset(struct xgpio_instance *chip, int ch)
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