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path: root/fs/proc/inode.c
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Diffstat (limited to 'fs/proc/inode.c')
-rw-r--r--fs/proc/inode.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 22b1158389ae..d1de6378930c 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -21,7 +21,7 @@
#include "internal.h"
-static inline struct proc_dir_entry * de_get(struct proc_dir_entry *de)
+struct proc_dir_entry *de_get(struct proc_dir_entry *de)
{
if (de)
atomic_inc(&de->count);
@@ -31,7 +31,7 @@ static inline struct proc_dir_entry * de_get(struct proc_dir_entry *de)
/*
* Decrements the use count and checks for deferred deletion.
*/
-static void de_put(struct proc_dir_entry *de)
+void de_put(struct proc_dir_entry *de)
{
if (de) {
lock_kernel();
@@ -146,11 +146,6 @@ struct inode *proc_get_inode(struct super_block *sb, unsigned int ino,
{
struct inode * inode;
- /*
- * Increment the use count so the dir entry can't disappear.
- */
- de_get(de);
-
WARN_ON(de && de->deleted);
if (de != NULL && !try_module_get(de->owner))
@@ -184,7 +179,6 @@ out_ino:
if (de != NULL)
module_put(de->owner);
out_mod:
- de_put(de);
return NULL;
}
@@ -199,6 +193,7 @@ int proc_fill_super(struct super_block *s, void *data, int silent)
s->s_op = &proc_sops;
s->s_time_gran = 1;
+ de_get(&proc_root);
root_inode = proc_get_inode(s, PROC_ROOT_INO, &proc_root);
if (!root_inode)
goto out_no_root;
@@ -212,6 +207,7 @@ int proc_fill_super(struct super_block *s, void *data, int silent)
out_no_root:
printk("proc_read_super: get root inode failed\n");
iput(root_inode);
+ de_put(&proc_root);
return -ENOMEM;
}
MODULE_LICENSE("GPL");