fix: scsi: allow 'scsi reset' to run only once

	2nd scsi detection cycle is currently not supported (hot plug unplug).
	- To prevent the user from running 'scsi reset' more than once,
	  this patch prevent the 2nd reset, with informative message.
	- Fixed JIRA:SYSTEMSW-1202

Change-Id: I9ab2b010d0f13f2e00e784c8851be458d74603e5
Signed-off-by: Bassel Saba <basselsa@marvell.com>
Reviewed-on: http://vgitil04.il.marvell.com:8080/18593
Reviewed-by: Omri Itach <omrii@marvell.com>
Tested-by: Omri Itach <omrii@marvell.com>
1 file changed