linux-kernel - [PATCH 5/5] remoteproc/wkup_m3: Set deny_sysfs

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Message-ID: <20180915003725.17549-6-s-anna@ti.com>
Date:   Fri, 14 Sep 2018 19:37:25 -0500
From:   Suman Anna <s-anna@...com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
CC:     Ohad Ben-Cohen <ohad@...ery.com>,
        Loic Pallardy <loic.pallardy@...com>,
        Arnaud Pouliquen <arnaud.pouliquen@...com>,
        <linux-remoteproc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Suman Anna <s-anna@...com>
Subject: [PATCH 5/5] remoteproc/wkup_m3: Set deny_sysfs_ops flag

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@...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 1ada0e51fef6..327757fd4d8f 100644
--- a/drivers/remoteproc/wkup_m3_rproc.c
+++ b/drivers/remoteproc/wkup_m3_rproc.c
@@ -168,6 +168,7 @@ 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;
-- 
2.18.0