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-rw-r--r--fs/nfs/dir.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 1b5f38f..36d921f 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1102,7 +1102,7 @@ static int nfs_lookup_revalidate(struct dentry *dentry, unsigned int flags)
int error;
if (flags & LOOKUP_RCU) {
- parent = rcu_dereference(dentry->d_parent);
+ parent = ACCESS_ONCE(dentry->d_parent);
dir = ACCESS_ONCE(parent->d_inode);
if (!dir)
return -ECHILD;
@@ -1184,7 +1184,7 @@ out_set_verifier:
nfs_advise_use_readdirplus(dir);
out_valid_noent:
if (flags & LOOKUP_RCU) {
- if (parent != rcu_dereference(dentry->d_parent))
+ if (parent != ACCESS_ONCE(dentry->d_parent))
return -ECHILD;
} else
dput(parent);
@@ -1585,7 +1585,7 @@ static int nfs4_lookup_revalidate(struct dentry *dentry, unsigned int flags)
struct inode *dir;
if (flags & LOOKUP_RCU) {
- parent = rcu_dereference(dentry);
+ parent = ACCESS_ONCE(dentry->d_parent);
dir = ACCESS_ONCE(parent->d_inode);
if (!dir)
return -ECHILD;
@@ -1599,7 +1599,7 @@ static int nfs4_lookup_revalidate(struct dentry *dentry, unsigned int flags)
ret = -ECHILD;
if (!(flags & LOOKUP_RCU))
dput(parent);
- else if (parent != rcu_dereference(dentry))
+ else if (parent != ACCESS_ONCE(dentry->d_parent))
return -ECHILD;
goto out;
}
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