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authorDave Airlie <airlied@redhat.com>2017-04-11 07:40:42 +1000
committerDave Airlie <airlied@redhat.com>2017-04-11 07:40:42 +1000
commitb769fefb68cd70385d68220ae341e5a10723fbc0 (patch)
treea2881410c9dc5a3474619d155fac981cfbd4ee8f /fs/nfs/flexfilelayout/flexfilelayoutdev.c
parent1420f63b8207e966f54caec26d08abdc2ff37193 (diff)
parent39da7c509acff13fc8cb12ec1bb20337c988ed36 (diff)
Backmerge tag 'v4.11-rc6' into drm-next
Linux 4.11-rc6 drm-misc needs 4.11-rc5, may as well fix conflicts with rc6.
Diffstat (limited to 'fs/nfs/flexfilelayout/flexfilelayoutdev.c')
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayoutdev.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
index 85fde93dff77..457cfeb1d5c1 100644
--- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c
+++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c
@@ -208,6 +208,10 @@ static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,
} else
goto outerr;
}
+
+ if (IS_ERR(mirror->mirror_ds))
+ goto outerr;
+
if (mirror->mirror_ds->ds == NULL) {
struct nfs4_deviceid_node *devid;
devid = &mirror->mirror_ds->id_node;