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authorDave Airlie <airlied@redhat.com>2019-11-14 05:53:10 +1000
committerDave Airlie <airlied@redhat.com>2019-11-14 05:53:10 +1000
commit77e0723bd27f830d0903225372aa778fe2975648 (patch)
tree4c035783e014b3a0ac9174390f88dc75150533e4 /fs/dax.c
parent3ca3a9eab7085b3c938b5d088c3020269cfecdc8 (diff)
parent31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c (diff)
downloadlinux-77e0723bd27f830d0903225372aa778fe2975648.tar.bz2
Merge v5.4-rc7 into drm-next
We have the i915 security fixes to backmerge, but first let's clear the decks for other drivers to avoid a bigger mess. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'fs/dax.c')
-rw-r--r--fs/dax.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/dax.c b/fs/dax.c
index 6bf81f931de3..2cc43cd914eb 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -220,10 +220,11 @@ static void *get_unlocked_entry(struct xa_state *xas, unsigned int order)
for (;;) {
entry = xas_find_conflict(xas);
+ if (!entry || WARN_ON_ONCE(!xa_is_value(entry)))
+ return entry;
if (dax_entry_order(entry) < order)
return XA_RETRY_ENTRY;
- if (!entry || WARN_ON_ONCE(!xa_is_value(entry)) ||
- !dax_is_locked(entry))
+ if (!dax_is_locked(entry))
return entry;
wq = dax_entry_waitqueue(xas, entry, &ewait.key);