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-rw-r--r--fs/fuse/cuse.c2
-rw-r--r--fs/fuse/dev.c2
-rw-r--r--fs/fuse/fuse_i.h4
-rw-r--r--fs/fuse/inode.c25
4 files changed, 26 insertions, 7 deletions
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c
index 6a0de0ce4403..45762bb7a934 100644
--- a/fs/fuse/cuse.c
+++ b/fs/fuse/cuse.c
@@ -508,7 +508,7 @@ static int cuse_channel_open(struct inode *inode, struct file *file)
*/
fuse_conn_init(&cc->fc, file->f_cred->user_ns, &fuse_dev_fiq_ops, NULL);
- fud = fuse_dev_alloc(&cc->fc);
+ fud = fuse_dev_alloc_install(&cc->fc);
if (!fud) {
kfree(cc);
return -ENOMEM;
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 358a01435058..b2e18861c59c 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -2203,7 +2203,7 @@ static int fuse_device_clone(struct fuse_conn *fc, struct file *new)
if (new->private_data)
return -EINVAL;
- fud = fuse_dev_alloc(fc);
+ fud = fuse_dev_alloc_install(fc);
if (!fud)
return -ENOMEM;
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index 8c13865955d4..242d47752e78 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -929,7 +929,9 @@ void fuse_conn_init(struct fuse_conn *fc, struct user_namespace *user_ns,
*/
void fuse_conn_put(struct fuse_conn *fc);
-struct fuse_dev *fuse_dev_alloc(struct fuse_conn *fc);
+struct fuse_dev *fuse_dev_alloc_install(struct fuse_conn *fc);
+struct fuse_dev *fuse_dev_alloc(void);
+void fuse_dev_install(struct fuse_dev *fud, struct fuse_conn *fc);
void fuse_dev_free(struct fuse_dev *fud);
void fuse_send_init(struct fuse_conn *fc);
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 734fdd597c3e..6a0f31faaeaa 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -1045,7 +1045,7 @@ static int fuse_bdi_init(struct fuse_conn *fc, struct super_block *sb)
return 0;
}
-struct fuse_dev *fuse_dev_alloc(struct fuse_conn *fc)
+struct fuse_dev *fuse_dev_alloc(void)
{
struct fuse_dev *fud;
struct list_head *pq;
@@ -1061,16 +1061,33 @@ struct fuse_dev *fuse_dev_alloc(struct fuse_conn *fc)
}
fud->pq.processing = pq;
- fud->fc = fuse_conn_get(fc);
fuse_pqueue_init(&fud->pq);
+ return fud;
+}
+EXPORT_SYMBOL_GPL(fuse_dev_alloc);
+
+void fuse_dev_install(struct fuse_dev *fud, struct fuse_conn *fc)
+{
+ fud->fc = fuse_conn_get(fc);
spin_lock(&fc->lock);
list_add_tail(&fud->entry, &fc->devices);
spin_unlock(&fc->lock);
+}
+EXPORT_SYMBOL_GPL(fuse_dev_install);
+struct fuse_dev *fuse_dev_alloc_install(struct fuse_conn *fc)
+{
+ struct fuse_dev *fud;
+
+ fud = fuse_dev_alloc();
+ if (!fud)
+ return NULL;
+
+ fuse_dev_install(fud, fc);
return fud;
}
-EXPORT_SYMBOL_GPL(fuse_dev_alloc);
+EXPORT_SYMBOL_GPL(fuse_dev_alloc_install);
void fuse_dev_free(struct fuse_dev *fud)
{
@@ -1132,7 +1149,7 @@ int fuse_fill_super_common(struct super_block *sb, struct fuse_fs_context *ctx)
if (sb->s_user_ns != &init_user_ns)
sb->s_xattr = fuse_no_acl_xattr_handlers;
- fud = fuse_dev_alloc(fc);
+ fud = fuse_dev_alloc_install(fc);
if (!fud)
goto err;