CIFS: Fix NULL ptr deref

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cifs->master_tlink is NULL against Win Server 2016 (which is
strange.. not sure why) and is dereferenced in cifs_sb_master_tcon().

move master_tlink getter to cifsglob.h so it can be used from
smb2misc.c

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

...

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Aurelien Aptel 2018-06-04 22:29:35 +02:00 • committed by Steve French

parent 83210ba6f8

commit 8ddecf5fd7

3 changed files with 9 additions and 7 deletions

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6

fs/cifs/cifsglob.h

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6

fs/cifs/connect.c

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4

fs/cifs/smb2misc.c

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