diff --git a/fs/proc/base.c b/fs/proc/base.c
index f5ed9512d193a2d93df6fc54cd2202ad3367fb41..fcb0180d398856d8253aad358ef6250a7eac984c 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -3161,7 +3161,7 @@ static struct dentry *proc_pid_instantiate(struct dentry * dentry,
 	return d_splice_alias(inode, dentry);
 }
 
-struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, unsigned int flags)
+struct dentry *proc_pid_lookup(struct dentry *dentry, unsigned int flags)
 {
 	struct task_struct *task;
 	unsigned tgid;
diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 95b14196f28420934f9fe091854809151e5f39d3..4fc5a9b68f76d8d1f9498aacef8920eb42ffc9b3 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -162,7 +162,7 @@ extern struct inode *proc_pid_make_inode(struct super_block *, struct task_struc
 extern void pid_update_inode(struct task_struct *, struct inode *);
 extern int pid_delete_dentry(const struct dentry *);
 extern int proc_pid_readdir(struct file *, struct dir_context *);
-extern struct dentry *proc_pid_lookup(struct inode *, struct dentry *, unsigned int);
+struct dentry *proc_pid_lookup(struct dentry *, unsigned int);
 extern loff_t mem_lseek(struct file *, loff_t, int);
 
 /* Lookups */
diff --git a/fs/proc/root.c b/fs/proc/root.c
index f4b1a9d2eca6010be2838197dc9741ec67a3857e..621e6ec322ca93032d915519717f995abfeaf266 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -154,7 +154,7 @@ static int proc_root_getattr(const struct path *path, struct kstat *stat,
 
 static struct dentry *proc_root_lookup(struct inode * dir, struct dentry * dentry, unsigned int flags)
 {
-	if (!proc_pid_lookup(dir, dentry, flags))
+	if (!proc_pid_lookup(dentry, flags))
 		return NULL;
 	
 	return proc_lookup(dir, dentry, flags);