diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cifs/smb2ops.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 66b20762c2c9..5ccc36d98dad 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -848,11 +848,9 @@ int open_cached_dir(unsigned int xid, struct cifs_tcon *tcon, }; /* - * caller expects this func to set pfid to a valid - * cached root, so we copy the existing one and get a - * reference. + * caller expects this func to set the fid in crfid to valid + * cached root, so increment the refcount. */ - memcpy(pfid, tcon->crfid.fid, sizeof(*pfid)); kref_get(&tcon->crfid.refcount); mutex_unlock(&tcon->crfid.fid_mutex); @@ -885,7 +883,6 @@ int open_cached_dir(unsigned int xid, struct cifs_tcon *tcon, oparms.fid->mid = le64_to_cpu(o_rsp->sync_hdr.MessageId); #endif /* CIFS_DEBUG2 */ - memcpy(tcon->crfid.fid, pfid, sizeof(struct cifs_fid)); tcon->crfid.tcon = tcon; tcon->crfid.is_valid = true; tcon->crfid.dentry = dentry; @@ -894,6 +891,10 @@ int open_cached_dir(unsigned int xid, struct cifs_tcon *tcon, /* BB TBD check to see if oplock level check can be removed below */ if (o_rsp->OplockLevel == SMB2_OPLOCK_LEVEL_LEASE) { + /* + * See commit 2f94a3125b87. Increment the refcount when we + * get a lease for root, release it if lease break occurs + */ kref_get(&tcon->crfid.refcount); tcon->crfid.has_lease = true; smb2_parse_contexts(server, o_rsp, |