CVE-2022-49749 i2c: designware: use casting of u64 in clock multiplication to avoid overflow

In the Linux kernel, the following vulnerability has been resolved: i2c: designware: use casting of u64 in clock multiplication to avoid overflow In functions i2cdwscllcnt and i2cdwsclhcnt may have overflow by depending on the values of the given parameters including the icclk. For example in our...