diff options
Diffstat (limited to 'fs/smb/server/oplock.c')
| -rw-r--r-- | fs/smb/server/oplock.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/smb/server/oplock.c b/fs/smb/server/oplock.c index 03f606afad93..a04d5702820d 100644 --- a/fs/smb/server/oplock.c +++ b/fs/smb/server/oplock.c @@ -146,12 +146,9 @@ static struct oplock_info *opinfo_get_list(struct ksmbd_inode *ci) { struct oplock_info *opinfo; - if (list_empty(&ci->m_op_list)) - return NULL; - down_read(&ci->m_lock); - opinfo = list_first_entry(&ci->m_op_list, struct oplock_info, - op_entry); + opinfo = list_first_entry_or_null(&ci->m_op_list, struct oplock_info, + op_entry); if (opinfo) { if (opinfo->conn == NULL || !atomic_inc_not_zero(&opinfo->refcount)) @@ -1105,8 +1102,10 @@ void smb_send_parent_lease_break_noti(struct ksmbd_file *fp, if (!atomic_inc_not_zero(&opinfo->refcount)) continue; - if (ksmbd_conn_releasing(opinfo->conn)) + if (ksmbd_conn_releasing(opinfo->conn)) { + opinfo_put(opinfo); continue; + } oplock_break(opinfo, SMB2_OPLOCK_LEVEL_NONE, NULL); opinfo_put(opinfo); @@ -1142,8 +1141,11 @@ void smb_lazy_parent_lease_break_close(struct ksmbd_file *fp) if (!atomic_inc_not_zero(&opinfo->refcount)) continue; - if (ksmbd_conn_releasing(opinfo->conn)) + if (ksmbd_conn_releasing(opinfo->conn)) { + opinfo_put(opinfo); continue; + } + oplock_break(opinfo, SMB2_OPLOCK_LEVEL_NONE, NULL); opinfo_put(opinfo); } @@ -1346,8 +1348,10 @@ void smb_break_all_levII_oplock(struct ksmbd_work *work, struct ksmbd_file *fp, if (!atomic_inc_not_zero(&brk_op->refcount)) continue; - if (ksmbd_conn_releasing(brk_op->conn)) + if (ksmbd_conn_releasing(brk_op->conn)) { + opinfo_put(brk_op); continue; + } if (brk_op->is_lease && (brk_op->o_lease->state & (~(SMB2_LEASE_READ_CACHING_LE | |