diff options
| -rw-r--r-- | mm/shmem.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index 9435f298dd75..177c7a7d2bb3 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -1125,20 +1125,26 @@ static int shmem_parse_mpol(char *value, unsigned short *policy, *policy_nodes = node_states[N_HIGH_MEMORY]; err = 0; } + + *mode_flags = 0; if (flags) { + /* + * Currently, we only support two mutually exclusive + * mode flags. + */ if (!strcmp(flags, "static")) *mode_flags |= MPOL_F_STATIC_NODES; - if (!strcmp(flags, "relative")) + else if (!strcmp(flags, "relative")) *mode_flags |= MPOL_F_RELATIVE_NODES; - - if ((*mode_flags & MPOL_F_STATIC_NODES) && - (*mode_flags & MPOL_F_RELATIVE_NODES)) - err = 1; + else + err = 1; /* unrecognized flag */ } out: /* Restore string for error message */ if (nodelist) *--nodelist = ':'; + if (flags) + *--flags = '='; return err; } |