[CIFS] hold ses sem on tcp session reconnect during mount
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 658f58b..db3746c 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1966,13 +1966,13 @@
pSesInfo = existingCifsSes;
cFYI(1, ("Existing smb sess found (status=%d)",
pSesInfo->status));
+ down(&pSesInfo->sesSem);
if (pSesInfo->status == CifsNeedReconnect) {
cFYI(1, ("Session needs reconnect"));
- down(&pSesInfo->sesSem);
rc = cifs_setup_session(xid, pSesInfo,
cifs_sb->local_nls);
- up(&pSesInfo->sesSem);
}
+ up(&pSesInfo->sesSem);
} else if (!rc) {
cFYI(1, ("Existing smb sess not found"));
pSesInfo = sesInfoAlloc();
@@ -3522,7 +3522,7 @@
sesInfoFree(ses);
FreeXid(xid);
- return rc; /* BB check if we should always return zero here */
+ return rc;
}
int cifs_setup_session(unsigned int xid, struct cifsSesInfo *pSesInfo,