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-rw-r--r--fs/nfsd/nfs4acl.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c
index d190e33d0ec2..6f3f392d48af 100644
--- a/fs/nfsd/nfs4acl.c
+++ b/fs/nfsd/nfs4acl.c
@@ -542,7 +542,10 @@ posix_state_to_acl(struct posix_acl_state *state, unsigned int flags)
* up setting a 3-element effective posix ACL with all
* permissions zero.
*/
- nace = 4 + state->users->n + state->groups->n;
+ if (!state->users->n && !state->groups->n)
+ nace = 3;
+ else /* Note we also include a MASK ACE in this case: */
+ nace = 4 + state->users->n + state->groups->n;
pacl = posix_acl_alloc(nace, GFP_KERNEL);
if (!pacl)
return ERR_PTR(-ENOMEM);
@@ -586,9 +589,11 @@ posix_state_to_acl(struct posix_acl_state *state, unsigned int flags)
add_to_mask(state, &state->groups->aces[i].perms);
}
- pace++;
- pace->e_tag = ACL_MASK;
- low_mode_from_nfs4(state->mask.allow, &pace->e_perm, flags);
+ if (!state->users->n && !state->groups->n) {
+ pace++;
+ pace->e_tag = ACL_MASK;
+ low_mode_from_nfs4(state->mask.allow, &pace->e_perm, flags);
+ }
pace++;
pace->e_tag = ACL_OTHER;