Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.8 093/140] fs/cifs: keep guid when assigning fid to fileinfo | Date | Wed, 26 Oct 2016 14:22:33 +0200 |
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4.8-stable review patch. If anyone has any objections, please let me know.
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From: Aurelien Aptel <aaptel@suse.com>
commit 94f873717571c759b7928399cbbddfa3d569bd01 upstream.
When we open a durable handle we give a Globally Unique Identifier (GUID) to the server which we must keep for later reference e.g. when reopening persistent handles on reconnection.
Without this the GUID generated for a new persistent handle was lost and 16 zero bytes were used instead on re-opening.
Signed-off-by: Aurelien Aptel <aaptel@suse.com> Signed-off-by: Steve French <smfrench@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- fs/cifs/smb2ops.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -541,6 +541,7 @@ smb2_set_fid(struct cifsFileInfo *cfile, server->ops->set_oplock_level(cinode, oplock, fid->epoch, &fid->purge_cache); cinode->can_cache_brlcks = CIFS_CACHE_WRITE(cinode); + memcpy(cfile->fid.create_guid, fid->create_guid, 16); } static void
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