Btrfs - Fix memory leak in btrfs_init_new_device()

Memory allocated by calling kstrdup() should be freed.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 7cad593..dadaaa8 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1603,12 +1603,14 @@ int btrfs_init_new_device(struct btrfs_root *root, char *device_path)
 
        ret = find_next_devid(root, &device->devid);
        if (ret) {
+               kfree(device->name);
                kfree(device);
                goto error;
        }
 
        trans = btrfs_start_transaction(root, 0);
        if (IS_ERR(trans)) {
+               kfree(device->name);
                kfree(device);
                ret = PTR_ERR(trans);
                goto error;