../drivers/net/ethernet/intel/ice/ice_ptp.c:203:5: warning: context imbalance in 'ice_ptp_read_src_clk_reg' - wrong count at exit ../drivers/net/ppp/pppoe.c: note: in included file (through ../include/linux/if_pppox.h): ../include/uapi/linux/if_pppox.h:153:29: warning: array of flexible structures ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../drivers/net/ppp/pppoe.c: note: in included file (through ../include/linux/if_pppox.h): ../include/uapi/linux/if_pppox.h:153:29: warning: array of flexible structures ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? ../drivers/net/ppp/pppoe.c: note: in included file (through ../include/linux/if_pppox.h): ../include/uapi/linux/if_pppox.h:153:29: warning: array of flexible structures ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?