[PATCH v2 3/3] remoteproc: wkup_m3: Set deny_sysfs_ops flag

Suman Anna
2020-11-21T03:02:12Z

The Wakeup M3 remote processor is controlled by the wkup_m3_ipc
client driver, so set the newly introduced 'deny_sysfs_ops' flag
to not allow any overriding of the remoteproc firmware or state
from userspace.

Signed-off-by: Suman Anna <s-anna@ti.com>
---
v2: rebased version, no code changes, patch title adjusted slightly
v1: https://patchwork.kernel.org/project/linux-remoteproc/patch/20180915003725.17549-6-s-anna@ti.com/

drivers/remoteproc/wkup_m3_rproc.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/remoteproc/wkup_m3_rproc.c b/drivers/remoteproc/wkup_m3_rproc.c
index b9349d684258..d92d7f32ba8d 100644
--- a/drivers/remoteproc/wkup_m3_rproc.c
+++ b/drivers/remoteproc/wkup_m3_rproc.c
@@ -160,6 +160,7 @@ static int wkup_m3_rproc_probe(struct platform_device *pdev)
}

rproc->auto_boot = false;
+ rproc->deny_sysfs_ops = true;

wkupm3 = rproc->priv;
wkupm3->rproc = rproc;
--
2.28.0