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In blkif_queue_cb(), test the return value from gnttab_claim_grant_reference()

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for >= 0 instead of != ENOSPC.
This commit is contained in:
gibbs 2009-12-29 23:31:21 +00:00
parent e1908d0f3d
commit d6dc44d02b
1 changed files with 1 additions and 1 deletions
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2
sys/dev/xen/blkfront/blkfront.c
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@ -960,7 +960,7 @@ blkif_queue_cb(void *arg, bus_dma_segment_t *segs, int nsegs, int error)
/* install a grant reference. */
ref = gnttab_claim_grant_reference(&cm->gref_head);
KASSERT( ref != ENOSPC, ("grant_reference failed") );
KASSERT( ref >= 0, ("grant_reference failed") );
gnttab_grant_foreign_access_ref(
ref,