From: Huang Pei <huangpei@xxxxxxxxxxx> commit e5b40668e930979bd1e82c7ed7c9029db635f0e4 upstream. MIPS/IA64 define END as assembly function ending, which conflict with END definition in slip.h, just undef it at first Reported-by: lkp@xxxxxxxxx Signed-off-by: Huang Pei <huangpei@xxxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Cc: Guenter Roeck <linux@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/slip/slip.h | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/net/slip/slip.h +++ b/drivers/net/slip/slip.h @@ -40,6 +40,8 @@ insmod -oslip_maxdev=nnn */ #define SL_MTU 296 /* 296; I am used to 600- FvK */ +/* some arch define END as assembly function ending, just undef it */ +#undef END /* SLIP protocol characters. */ #define END 0300 /* indicates end of frame */ #define ESC 0333 /* indicates byte stuffing */ Patches currently in stable-queue which might be from huangpei@xxxxxxxxxxx are queue-5.15/slip-fix-macro-redefine-warning.patch