diff options
| author | zhengbin <zhengbin13@huawei.com> | 2019-08-14 10:59:09 +0300 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2019-09-24 16:28:01 +0300 |
| commit | 9ad09b1976c562061636ff1e01bfc3a57aebe56b (patch) | |
| tree | d8fab85d48e1041b9f395146b9fe3b97729c7684 /fs/fuse/cuse.c | |
| parent | e5854b1cdf6cb48a20e01e3bdad0476a4c60a077 (diff) | |
| download | linux-9ad09b1976c562061636ff1e01bfc3a57aebe56b.tar.xz | |
fuse: fix memleak in cuse_channel_open
If cuse_send_init fails, need to fuse_conn_put cc->fc.
cuse_channel_open->fuse_conn_init->refcount_set(&fc->count, 1)
->fuse_dev_alloc->fuse_conn_get
->fuse_dev_free->fuse_conn_put
Fixes: cc080e9e9be1 ("fuse: introduce per-instance fuse_dev structure")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse/cuse.c')
| -rw-r--r-- | fs/fuse/cuse.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/fuse/cuse.c b/fs/fuse/cuse.c index 45762bb7a934..00015d851382 100644 --- a/fs/fuse/cuse.c +++ b/fs/fuse/cuse.c @@ -521,6 +521,7 @@ static int cuse_channel_open(struct inode *inode, struct file *file) rc = cuse_send_init(cc); if (rc) { fuse_dev_free(fud); + fuse_conn_put(&cc->fc); return rc; } file->private_data = fud; |