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-rw-r--r--net/sunrpc/rpc_pipe.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 6db6006616c6..dc6cb93c8830 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -515,7 +515,7 @@ rpc_depopulate(struct dentry *parent)
struct dentry *dentry, *dvec[10];
int n = 0;
- mutex_lock(&dir->i_mutex);
+ mutex_lock_nested(&dir->i_mutex, I_MUTEX_CHILD);
repeat:
spin_lock(&dcache_lock);
list_for_each_safe(pos, next, &parent->d_subdirs) {
@@ -631,7 +631,7 @@ rpc_lookup_negative(char *path, struct nameidata *nd)
if ((error = rpc_lookup_parent(path, nd)) != 0)
return ERR_PTR(error);
dir = nd->dentry->d_inode;
- mutex_lock(&dir->i_mutex);
+ mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
dentry = lookup_one_len(nd->last.name, nd->dentry, nd->last.len);
if (IS_ERR(dentry))
goto out_err;
@@ -693,7 +693,7 @@ rpc_rmdir(char *path)
if ((error = rpc_lookup_parent(path, &nd)) != 0)
return error;
dir = nd.dentry->d_inode;
- mutex_lock(&dir->i_mutex);
+ mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
dentry = lookup_one_len(nd.last.name, nd.dentry, nd.last.len);
if (IS_ERR(dentry)) {
error = PTR_ERR(dentry);
@@ -754,7 +754,7 @@ rpc_unlink(char *path)
if ((error = rpc_lookup_parent(path, &nd)) != 0)
return error;
dir = nd.dentry->d_inode;
- mutex_lock(&dir->i_mutex);
+ mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
dentry = lookup_one_len(nd.last.name, nd.dentry, nd.last.len);
if (IS_ERR(dentry)) {
error = PTR_ERR(dentry);