K 10 svn:author V 5 gibbs K 8 svn:date V 27 2009-12-29T23:28:13.767855Z K 7 svn:log V 275 Correct bug introduced while purging the -ERRNO Linuxism from the grant table API. Valid grant refs are in the range of positive 32bit integers. ENOSPACE, being 29, is also a positive integer. Return GNTTAB_LIST_END (-1) instead when gnttab_claim_grant_reference() fails. END