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authorJ. Bruce Fields <bfields@redhat.com>2014-05-22 23:48:11 +0400
committerJ. Bruce Fields <bfields@redhat.com>2014-05-22 23:48:15 +0400
commitf35ea0d4b66b789e0edcea634238e9aa31924516 (patch)
tree2de32d027b8dab67153d7133f42c732c5d9e0ffe /fs/nfsd
parentcbf7a75bc58a2458bd6e47476e47819ba3f40b00 (diff)
parent27b11428b7de097c42f205beabb1764f4365443b (diff)
downloadlinux-f35ea0d4b66b789e0edcea634238e9aa31924516.tar.xz
Merge 3.15 bugfixes for 3.16
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4acl.c2
-rw-r--r--fs/nfsd/nfs4state.c15
2 files changed, 14 insertions, 3 deletions
diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c
index 05c9b2f9427b..7c7c02554a81 100644
--- a/fs/nfsd/nfs4acl.c
+++ b/fs/nfsd/nfs4acl.c
@@ -589,7 +589,7 @@ posix_state_to_acl(struct posix_acl_state *state, unsigned int flags)
add_to_mask(state, &state->groups->aces[i].perms);
}
- if (!state->users->n && !state->groups->n) {
+ if (state->users->n || state->groups->n) {
pace++;
pace->e_tag = ACL_MASK;
low_mode_from_nfs4(state->mask.allow, &pace->e_perm, flags);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index c6ded9feaef9..a037627ce5c7 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3716,9 +3716,16 @@ out:
static __be32
nfsd4_free_lock_stateid(struct nfs4_ol_stateid *stp)
{
- if (check_for_locks(stp->st_file, lockowner(stp->st_stateowner)))
+ struct nfs4_lockowner *lo = lockowner(stp->st_stateowner);
+
+ if (check_for_locks(stp->st_file, lo))
return nfserr_locks_held;
- release_lock_stateid(stp);
+ /*
+ * Currently there's a 1-1 lock stateid<->lockowner
+ * correspondance, and we have to delete the lockowner when we
+ * delete the lock stateid:
+ */
+ unhash_lockowner(lo);
return nfs_ok;
}
@@ -4158,6 +4165,10 @@ static bool same_lockowner_ino(struct nfs4_lockowner *lo, struct inode *inode, c
if (!same_owner_str(&lo->lo_owner, owner, clid))
return false;
+ if (list_empty(&lo->lo_owner.so_stateids)) {
+ WARN_ON_ONCE(1);
+ return false;
+ }
lst = list_first_entry(&lo->lo_owner.so_stateids,
struct nfs4_ol_stateid, st_perstateowner);
return lst->st_file->fi_inode == inode;