Commit 8fe0c2c2 authored Feb 28, 2020 by Steve French

cifs: print warning mounting with vers=1.0



We really, really don't want people using insecure dialects
unless they realize what they are doing ...

Add mount warning if mounting with vers=1.0 (older SMB1/CIFS
dialect) instead of the default (SMB2.1 or later, typically
SMB3.1.1).

Signed-off-by: Steve French <stfrench@microsoft.com>
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
Acked-by: Pavel Shilovsky <pshilov@microsoft.com>

parent cf5371ae

fs/cifs/connect.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -1471,6 +1471,9 @@ cifs_parse_smb_version(char value, struct smb_vol vol, bool is_smb3)
		cifs_dbg(VFS, "vers=1.0 (cifs) not permitted when mounting with smb3\n");
		return 1;
		}
		cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 "
		"is not recommended unless required for "
		"access to very old servers\n");
		vol->ops = &smb1_operations;
		vol->vals = &smb1_values;
		break;

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