From 71f86cd6f396fe3ede575d7dde5dbabb4a6d006e Mon Sep 17 00:00:00 2001 From: "Aneesh Kumar K.V" Date: Thu, 19 Jan 2012 12:21:12 +0530 Subject: hw/9pfs: Fix crash when mounting with synthfs Some Fsdriver backend don't have fs_root. So check for that in migrate message. Signed-off-by: Aneesh Kumar K.V --- hw/9pfs/virtio-9p.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'hw/9pfs') diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c index e6ba6ba30b..dfe2025ed2 100644 --- a/hw/9pfs/virtio-9p.c +++ b/hw/9pfs/virtio-9p.c @@ -986,7 +986,7 @@ static void v9fs_attach(void *opaque) s->root_fid = fid; /* disable migration */ error_set(&s->migration_blocker, QERR_VIRTFS_FEATURE_BLOCKS_MIGRATION, - s->ctx.fs_root, s->tag); + s->ctx.fs_root ? s->ctx.fs_root : "NULL", s->tag); migrate_add_blocker(s->migration_blocker); out: put_fid(pdu, fidp); -- cgit v1.2.1