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authorSteve French <smfrench@gmail.com>2017-05-02 13:35:20 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-05-20 14:18:42 +0200
commitd5fa0a5c5c13241b0de42c862d582512743da21e (patch)
tree69d3f1fdb7f3dee96ad913cda6c5fb0dee081aba /fs/cifs
parent489bc9fed9735697b4387f8b8c9ec5b79e59f0b4 (diff)
Set unicode flag on cifs echo request to avoid Mac error
commit 26c9cb668c7fbf9830516b75d8bee70b699ed449 upstream. Mac requires the unicode flag to be set for cifs, even for the smb echo request (which doesn't have strings). Without this Mac rejects the periodic echo requests (when mounting with cifs) that we use to check if server is down Signed-off-by: Steve French <smfrench@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/cifssmb.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 845148d017d2..8e1a17c64ddd 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -715,6 +715,9 @@ CIFSSMBEcho(struct TCP_Server_Info *server)
if (rc)
return rc;
+ if (server->capabilities & CAP_UNICODE)
+ smb->hdr.Flags2 |= SMBFLG2_UNICODE;
+
/* set up echo request */
smb->hdr.Tid = 0xffff;
smb->hdr.WordCount = 1;