[PATCH 17/72] remoteproc: fix error path of handle_vdev

From: Luis Henriques
Date: Thu Apr 18 2013 - 05:37:50 EST


3.5.7.11 -stable review patch. If anyone has any objections, please let me know.

------------------

From: =?UTF-8?q?Sjur=20Br=C3=A6ndeland?= <sjur.brandeland@xxxxxxxxxxxxxx>

commit cde42e076c1cdd69a1f955d66ff6596bad3d2105 upstream.

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

Signed-off-by: Sjur BrÃndeland <sjur.brandeland@xxxxxxxxxxxxxx>
Acked-by: Ido Yariv <ido@xxxxxxxxxx>
[edit subject, minor commit log edit, cc stable]
Signed-off-by: Ohad Ben-Cohen <ohad@xxxxxxxxxx>
[ luis: adjust context ]
Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
drivers/remoteproc/remoteproc_core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
index 99b6ee7..82702aa 100644
--- a/drivers/remoteproc/remoteproc_core.c
+++ b/drivers/remoteproc/remoteproc_core.c
@@ -440,10 +440,12 @@ 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_vrings;
+ goto remove_rvdev;

return 0;

+remove_rvdev:
+ list_del(&rvdev->node);
free_vrings:
__rproc_free_vrings(rvdev, i);
kfree(rvdev);
--
1.8.1.2

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