remoteproc: fix error path of handle_vdev

Remove the vdev entry from the list before freeing it,
otherwise rproc->vdevs will explode.

Cc: stable@vger.kernel.org
Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Acked-by: Ido Yariv <ido@wizery.com>
[edit subject, minor commit log edit, cc stable]
Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>

diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index fb0fb34..8edb4ae 100644 (file)
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -366,10 +366,12 @@ static int rproc_handle_vdev(struct rproc *rproc, struct fw_rsc_vdev *rsc,
        /* it is now safe to add the virtio device */
        ret = rproc_add_virtio_dev(rvdev, rsc->id);
        if (ret)
-               goto free_rvdev;
+               goto remove_rvdev;
 
        return 0;
 
+remove_rvdev:
+       list_del(&rvdev->node);
 free_rvdev:
        kfree(rvdev);
        return ret;