Fix printing of invalid argument of MTDFILEMODE ioctl
Fix printing of invalid argument of MTDFILEMODE ioctl

* mtd.c (mtd_ioctl): Print 3rd argument of MTDFILEMODE ioctl
using printflags_long.

cuviper/strace,Saruta/strace,cuviper/strace,cuviper/strace,Saruta/strace,cuviper/strace,Saruta/strace,Saruta/strace,cuviper/strace,Saruta/strace