Extract and Modify Field in a 32-bit Register

#include <stdio.h>
#include <stdint.h>

uint32_t update_register(uint32_t reg) {
    // positions 10-14: 0x00007C00
	uint8_t data = ((reg & 0x00007C00) >> 10);
	if (data < 31) data++;
	reg &= ~0x00007C00;
	reg |= (data << 10);
    return reg;
}

int main() {
    uint32_t reg;
    scanf("%u", &reg);
    uint32_t updated = update_register(reg);
    printf("%u", updated);
    return 0;
}