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authorPaul Aurich <paul@darkrain42.org>2020-06-26 22:58:05 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-07-09 10:39:37 +0300
commit03c5fbffef8a41f403c87b195946efda559e6fb7 (patch)
tree648de2c69f794a85a7f0be33ff82a7da5a572acf
parent9088c4ec1ac3fd3edf0913cfb91b217dc9e1ce3a (diff)
downloadlinux-03c5fbffef8a41f403c87b195946efda559e6fb7.tar.xz
SMB3: Honor 'seal' flag for multiuser mounts
commit cc15461c73d7d044d56c47e869a215e49bd429c8 upstream. Ensure multiuser SMB3 mounts use encryption for all users' tcons if the mount options are configured to require encryption. Without this, only the primary tcon and IPC tcons are guaranteed to be encrypted. Per-user tcons would only be encrypted if the server was configured to require encryption. Signed-off-by: Paul Aurich <paul@darkrain42.org> CC: Stable <stable@vger.kernel.org> Signed-off-by: Steve French <stfrench@microsoft.com> Reviewed-by: Aurelien Aptel <aaptel@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/cifs/connect.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index fd8d886e0939..ba0ad4906ad1 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -5310,6 +5310,7 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid)
vol_info->linux_ext = master_tcon->posix_extensions;
vol_info->sectype = master_tcon->ses->sectype;
vol_info->sign = master_tcon->ses->sign;
+ vol_info->seal = master_tcon->seal;
rc = cifs_set_vol_auth(vol_info, master_tcon->ses);
if (rc) {