3.16.84-rc1 review patch. If anyone has any objections, please let me know.
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From: Ronnie Sahlberg lsahlber@redhat.com
commit b0dd940e582b6a60296b9847a54012a4b080dc72 upstream.
RHBZ: 1579050
If we have a soft mount we should fail commands for session-setup failures (such as the password having changed/ account being deleted/ ...) and return an error back to the application.
Signed-off-by: Ronnie Sahlberg lsahlber@redhat.com Signed-off-by: Steve French stfrench@microsoft.com Signed-off-by: Ben Hutchings ben@decadent.org.uk --- fs/cifs/smb2pdu.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)
--- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -250,9 +250,14 @@ smb2_reconnect(__le16 smb2_command, stru */ mutex_lock(&tcon->ses->session_mutex); rc = cifs_negotiate_protocol(0, tcon->ses); - if (!rc && tcon->ses->need_reconnect) + if (!rc && tcon->ses->need_reconnect) { rc = cifs_setup_session(0, tcon->ses, nls_codepage); - + if ((rc == -EACCES) && !tcon->retry) { + rc = -EHOSTDOWN; + mutex_unlock(&tcon->ses->session_mutex); + goto failed; + } + } if (rc || !tcon->need_reconnect) { mutex_unlock(&tcon->ses->session_mutex); goto out; @@ -290,6 +295,7 @@ out: case SMB2_SET_INFO: rc = -EAGAIN; } +failed: unload_nls(nls_codepage); return rc; }