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-rw-r--r--fs/dcache.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/dcache.c b/fs/dcache.c
index 80e93956aced..e7a1a99b7464 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1395,6 +1395,10 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name)
1395 if (dentry->d_parent != parent) 1395 if (dentry->d_parent != parent)
1396 goto next; 1396 goto next;
1397 1397
1398 /* non-existing due to RCU? */
1399 if (d_unhashed(dentry))
1400 goto next;
1401
1398 /* 1402 /*
1399 * It is safe to compare names since d_move() cannot 1403 * It is safe to compare names since d_move() cannot
1400 * change the qstr (protected by d_lock). 1404 * change the qstr (protected by d_lock).
@@ -1410,10 +1414,8 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name)
1410 goto next; 1414 goto next;
1411 } 1415 }
1412 1416
1413 if (!d_unhashed(dentry)) { 1417 atomic_inc(&dentry->d_count);
1414 atomic_inc(&dentry->d_count); 1418 found = dentry;
1415 found = dentry;
1416 }
1417 spin_unlock(&dentry->d_lock); 1419 spin_unlock(&dentry->d_lock);
1418 break; 1420 break;
1419next: 1421next: