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Message-ID: <bb09b43ee435334877b4f8aa6c006d03c1afa8f3.1418651689.git.cyrille.pitchen@atmel.com> Date: Mon, 15 Dec 2014 15:13:31 +0100 From: Cyrille Pitchen <cyrille.pitchen@...el.com> To: <nicolas.ferre@...el.com>, <davem@...emloft.net>, <linux-arm-kernel@...ts.infradead.org>, <netdev@...r.kernel.org>, <soren.brinkmann@...inx.com> CC: <linux-kernel@...r.kernel.org>, Cyrille Pitchen <cyrille.pitchen@...el.com> Subject: [PATCH 1/2] net/macb: fix misplaced call of free_netdev() in macb_remove() fix a bug introduced by the multiqueue support patch: "net/macb: add TX multiqueue support for gem" the "bp" pointer to the netdev private data was dereferenced and used after the associated memory had been freed by calling free_netdev(). Signed-off-by: Cyrille Pitchen <cyrille.pitchen@...el.com> --- drivers/net/ethernet/cadence/macb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 0987d2a..81f317f 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2408,11 +2408,11 @@ static int __exit macb_remove(struct platform_device *pdev) queue = bp->queues; for (q = 0; q < bp->num_queues; ++q, ++queue) devm_free_irq(&pdev->dev, queue->irq, queue); - free_netdev(dev); if (!IS_ERR(bp->tx_clk)) clk_disable_unprepare(bp->tx_clk); clk_disable_unprepare(bp->hclk); clk_disable_unprepare(bp->pclk); + free_netdev(dev); } return 0; -- 1.8.2.2 -- 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
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