Update ib_srpt.spec:wwn_from_files_filter formatting
Update ib_srpt.spec:wwn_from_files_filter formatting

Update ib_srpt.spec usage for mainline
/sys/kernel/config/target/srpt/$SRPT_WWPN
formatting to use the GUID '0xfe00' prefix instead of the original '0x0000'.

http://permalink.gmane.org/gmane.linux.scsi.target.devel/1513

Reported-by: Marcus Sorensen <143e40d00ad14e60c2ac804710fb8282676686e8@gmail.com>

agrover/rtslib-fb,cvubrugier/rtslib-fb,mikenawrocki/rtslib-fb,Datera/rtslib,roidayan/rtslib,mikenawrocki/rtslib-fb,roidayan/rtslib,Datera/rtslib