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path: root/fs/cifs/connect.c
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Diffstat (limited to 'fs/cifs/connect.c')
-rw-r--r--fs/cifs/connect.c25
1 files changed, 20 insertions, 5 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index a279ffc0bc29..62a55147400a 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2242,6 +2242,8 @@ cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
spin_lock(&cifs_tcp_ses_lock);
list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) {
+ if (ses->status == CifsExiting)
+ continue;
if (!match_session(ses, vol))
continue;
++ses->ses_count;
@@ -2255,24 +2257,37 @@ cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
static void
cifs_put_smb_ses(struct cifs_ses *ses)
{
- unsigned int xid;
+ unsigned int rc, xid;
struct TCP_Server_Info *server = ses->server;
cifs_dbg(FYI, "%s: ses_count=%d\n", __func__, ses->ses_count);
+
spin_lock(&cifs_tcp_ses_lock);
+ if (ses->status == CifsExiting) {
+ spin_unlock(&cifs_tcp_ses_lock);
+ return;
+ }
if (--ses->ses_count > 0) {
spin_unlock(&cifs_tcp_ses_lock);
return;
}
-
- list_del_init(&ses->smb_ses_list);
+ if (ses->status == CifsGood)
+ ses->status = CifsExiting;
spin_unlock(&cifs_tcp_ses_lock);
- if (ses->status == CifsGood && server->ops->logoff) {
+ if (ses->status == CifsExiting && server->ops->logoff) {
xid = get_xid();
- server->ops->logoff(xid, ses);
+ rc = server->ops->logoff(xid, ses);
+ if (rc)
+ cifs_dbg(VFS, "%s: Session Logoff failure rc=%d\n",
+ __func__, rc);
_free_xid(xid);
}
+
+ spin_lock(&cifs_tcp_ses_lock);
+ list_del_init(&ses->smb_ses_list);
+ spin_unlock(&cifs_tcp_ses_lock);
+
sesInfoFree(ses);
cifs_put_tcp_session(server);
}