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path: root/fs/autofs4/root.c
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Diffstat (limited to 'fs/autofs4/root.c')
-rw-r--r--fs/autofs4/root.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index f7c97c084c1f..014e7aba3b08 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -37,6 +37,7 @@ static int autofs4_dir_open(struct inode *inode, struct file *file);
static struct dentry *autofs4_lookup(struct inode *,struct dentry *, struct nameidata *);
static struct vfsmount *autofs4_d_automount(struct path *);
static int autofs4_d_manage(struct dentry *, bool, bool);
+static void autofs4_dentry_release(struct dentry *);
const struct file_operations autofs4_root_operations = {
.open = dcache_dir_open,
@@ -138,25 +139,26 @@ out:
return dcache_dir_open(inode, file);
}
-void autofs4_dentry_release(struct dentry *de)
+static void autofs4_dentry_release(struct dentry *de)
{
- struct autofs_info *inf;
+ struct autofs_info *ino = autofs4_dentry_ino(de);
+ struct autofs_sb_info *sbi = autofs4_sbi(de->d_sb);
DPRINTK("releasing %p", de);
- inf = autofs4_dentry_ino(de);
- if (inf) {
- struct autofs_sb_info *sbi = autofs4_sbi(de->d_sb);
- if (sbi) {
- spin_lock(&sbi->lookup_lock);
- if (!list_empty(&inf->active))
- list_del(&inf->active);
- if (!list_empty(&inf->expiring))
- list_del(&inf->expiring);
- spin_unlock(&sbi->lookup_lock);
- }
- autofs4_free_ino(inf);
+ if (!ino)
+ return;
+
+ if (sbi) {
+ spin_lock(&sbi->lookup_lock);
+ if (!list_empty(&ino->active))
+ list_del(&ino->active);
+ if (!list_empty(&ino->expiring))
+ list_del(&ino->expiring);
+ spin_unlock(&sbi->lookup_lock);
}
+
+ autofs4_free_ino(ino);
}
static struct dentry *autofs4_lookup_active(struct dentry *dentry)