Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@xxxxxxxxxx>: On Tue, 18 Feb 2025 16:12:16 +0800 you wrote: > According to the C11 standard (ISO/IEC 9899:2011, 6.5.7): > "If E1 has a signed type and E1 x 2^E2 is not representable in the result > type, the behavior is undefined." > > Shifting 1 << 31 causes signed integer overflow, which leads to undefined > behavior. > > [...] Here is the summary with links: - [net] sctp: Fix undefined behavior in left shift operation https://git.kernel.org/netdev/net/c/606572eb22c1 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html