linux-kernel - [PATCH 09/18] staging: fsl-dpaa2/eth: Reset dpbp

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 6 Jun 2017 10:00:32 -0500
From:   Ioana Radulescu <ruxandra.radulescu@....com>
To:     <gregkh@...uxfoundation.org>
CC:     <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>,
        <agraf@...e.de>, <arnd@...db.de>,
        <linux-arm-kernel@...ts.infradead.org>,
        <bogdan.purcareata@....com>, <stuyoder@...il.com>,
        <laurentiu.tudor@....com>, <Bharat.Bhushan@....com>
Subject: [PATCH 09/18] staging: fsl-dpaa2/eth: Reset dpbp

Reset the buffer pool object before using it, like we do
for the other DPAA2 objects.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@....com>
---
 drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
index d3ec384c7364..fd56fbd20087 100644
--- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
+++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c
@@ -1687,6 +1687,12 @@ static int setup_dpbp(struct dpaa2_eth_priv *priv)
 		goto err_open;
 	}
 
+	err = dpbp_reset(priv->mc_io, 0, dpbp_dev->mc_handle);
+	if (err) {
+		dev_err(dev, "dpbp_reset() failed\n");
+		goto err_reset;
+	}
+
 	err = dpbp_enable(priv->mc_io, 0, dpbp_dev->mc_handle);
 	if (err) {
 		dev_err(dev, "dpbp_enable() failed\n");
@@ -1705,6 +1711,7 @@ static int setup_dpbp(struct dpaa2_eth_priv *priv)
 err_get_attr:
 	dpbp_disable(priv->mc_io, 0, dpbp_dev->mc_handle);
 err_enable:
+err_reset:
 	dpbp_close(priv->mc_io, 0, dpbp_dev->mc_handle);
 err_open:
 	fsl_mc_object_free(dpbp_dev);
-- 
2.11.0