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[2/6] SMB3: Honor 'seal' flag for multiuser mounts

Message ID 20200626195809.429507-3-paul@darkrain42.org
State New
Headers show
Series Various fixes for multiuser SMB mounts | expand

Commit Message

Paul Aurich June 26, 2020, 7:58 p.m. UTC
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>
---
 fs/cifs/connect.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 5fac34f192af..804509f7f3a1 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -5309,6 +5309,7 @@  cifs_construct_tcon(struct cifs_sb_info *cifs_sb, kuid_t fsuid)
 	vol_info->no_linux_ext = !master_tcon->unix_ext;
 	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) {