netdev - [PATCH 3/3] net/macb: make clk

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]

Message-Id: <1363973615-17863-3-git-send-email-s.trumtrar@pengutronix.de>
Date:	Fri, 22 Mar 2013 18:33:35 +0100
From:	Steffen Trumtrar <s.trumtrar@...gutronix.de>
To:	netdev@...r.kernel.org
Cc:	Steffen Trumtrar <s.trumtrar@...gutronix.de>,
	Nicolas Ferre <nicolas.ferre@...el.com>
Subject: [PATCH 3/3] net/macb: make clk_enable atomic

Use clk_prepare_enable to be safe on SMP systems.

Signed-off-by: Steffen Trumtrar <s.trumtrar@...gutronix.de>
Cc: Nicolas Ferre <nicolas.ferre@...el.com>
---
 drivers/net/ethernet/cadence/macb.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index 71e766b..733b3fc 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -1561,14 +1561,14 @@ static int __init macb_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "failed to get macb_clk\n");
 		goto err_out_free_dev;
 	}
-	clk_enable(bp->pclk);
+	clk_prepare_enable(bp->pclk);
 
 	bp->hclk = clk_get(&pdev->dev, "hclk");
 	if (IS_ERR(bp->hclk)) {
 		dev_err(&pdev->dev, "failed to get hclk\n");
 		goto err_out_put_pclk;
 	}
-	clk_enable(bp->hclk);
+	clk_prepare_enable(bp->hclk);
 
 	bp->regs = ioremap(regs->start, resource_size(regs));
 	if (!bp->regs) {
-- 
1.8.2.rc2

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html