../net/mptcp/protocol.c:3371:9: warning: context imbalance in 'mptcp_sk_clone_init' - unexpected unlock WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../net/mptcp/protocol.c:3371:9: warning: context imbalance in 'mptcp_sk_clone_init' - unexpected unlock WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?