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authorSteve French <smfrench@gmail.com>2017-05-02 20:35:20 +0200
committerSteve French <smfrench@gmail.com>2017-05-02 21:57:34 +0200
commit26c9cb668c7fbf9830516b75d8bee70b699ed449 (patch)
tree0620b803338e7c648c776865c0dad919d574f53f /fs/cifs
parentCIFS: Add asynchronous write support through kernel AIO (diff)
downloadlinux-26c9cb668c7fbf9830516b75d8bee70b699ed449.tar.xz
linux-26c9cb668c7fbf9830516b75d8bee70b699ed449.zip
Set unicode flag on cifs echo request to avoid Mac error
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> CC: Stable <stable@vger.kernel.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 5d21f00ae341..205fd94f52fd 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -718,6 +718,9 @@ 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;