SMB3.1.1: remove confusing mount warning when no SPNEGO info on negprot rsp

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Azure does not send an SPNEGO blob in the negotiate protocol response,
so we shouldn't assume that it is there when validating the location
of the first negotiate context.  This avoids the potential confusing
mount warning:

   CIFS: Invalid negotiate context offset

CC: Stable <stable@vger.kernel.org>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>

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This commit is contained in:

Steve French 2020-12-09 01:12:35 -06:00

parent ebcd6de987

commit bc7c4129d4

1 changed files with 12 additions and 4 deletions

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16

fs/cifs/smb2misc.c

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