../net/mptcp/protocol.c:3372:9: warning: context imbalance in 'mptcp_sk_clone_init' - unexpected unlock ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../net/mptcp/protocol.c:3374:9: warning: context imbalance in 'mptcp_sk_clone_init' - unexpected unlock ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?