tree 26513aa57507d3bac7e027eb8561d3d555d8f44d
parent 0b9c08442c5d0991dd1632fed63221f5b6a35e83
author Christoph Hellwig <hch@lst.de> 1410662476 -0700
committer Christoph Hellwig <hch@lst.de> 1415787562 +0100

scsi_dh: get module reference outside of device handler

We need to grab a reference to the module before calling the attach
routines to avoid a small race vs module removal.  It also cleans up
the code significantly as a side effect.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Reviewed-by: Hannes Reinecke <hare@suse.de>