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Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 2b8f823eda44..068a9e50c8c0 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1454,7 +1454,7 @@ struct dentry *lock_rename(struct dentry *p1, struct dentry *p2)
mutex_lock(&p1->d_inode->i_sb->s_vfs_rename_mutex);
- for (p = p1; p->d_parent != p; p = p->d_parent) {
+ for (p = p1; !IS_ROOT(p); p = p->d_parent) {
if (p->d_parent == p2) {
mutex_lock_nested(&p2->d_inode->i_mutex, I_MUTEX_PARENT);
mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_CHILD);
@@ -1462,7 +1462,7 @@ struct dentry *lock_rename(struct dentry *p1, struct dentry *p2)
}
}
- for (p = p2; p->d_parent != p; p = p->d_parent) {
+ for (p = p2; !IS_ROOT(p); p = p->d_parent) {
if (p->d_parent == p1) {
mutex_lock_nested(&p1->d_inode->i_mutex, I_MUTEX_PARENT);
mutex_lock_nested(&p2->d_inode->i_mutex, I_MUTEX_CHILD);