3621 – CIFS 1.40 sending blank signatures

Bug 3621 - CIFS 1.40 sending blank signatures

Summary: CIFS 1.40 sending blank signatures

Status:	RESOLVED FIXED

Alias:	None

Product:	CifsVFS
Classification:	Unclassified
Component:	kernel fs (show other bugs)
Version:	2.6
Hardware:	x86 Linux

Importance:	P3 normal
Target Milestone:	---
Assignee:	Steve French
QA Contact:

URL:
Keywords:

Depends on:
Blocks:

Reported:	2006-03-21 14:43 UTC by Sam Flory
Modified:	2006-03-31 16:18 UTC (History)
CC List:	0 users

See Also:

Attachments
Tcpdump of an attempt to read a file under 1.42 (10.93 KB, application/octet-stream) 2006-03-21 14:44 UTC, Sam Flory	no flags	Details
Same read with 1.39 (40.12 KB, application/octet-stream) 2006-03-21 14:45 UTC, Sam Flory	no flags	Details
View All Add an attachment (proposed patch, testcase, etc.)

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Description Sam Flory 2006-03-21 14:43:15 UTC

CIFS 1.40 is sending blank signatures when sending the Read Andx command.  This appears to occur with win2k3 servers with multiple domains.

Comment 1 Sam Flory 2006-03-21 14:44:50 UTC

Created attachment 1815 [details]
Tcpdump of an attempt to read a file under 1.42

Comment 2 Sam Flory 2006-03-21 14:45:35 UTC

Created attachment 1816 [details]
Same read with 1.39

Comment 3 Steve French 2006-03-31 11:38:39 UTC

yes - you are correct.  I have verified this and will work on a fix.

Comment 4 Steve French 2006-03-31 16:18:53 UTC

Fix at:
http://www.kernel.org/git/?p=linux/kernel/git/sfrench/cifs-2.6.git;a=commitdiff;h=e9917a000fcc370408c8b7b83f2e85dba5fffbd4;hp=f1682e94a38b66ee2551f3a5e4b36259a561c411

As this is so important I may push to mainline soon.