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authorPeter Senna Tschudin <peter.senna@gmail.com>2012-10-28 06:12:00 +0000
committerDavid S. Miller <davem@davemloft.net>2012-11-02 21:36:06 -0400
commit57c10b61c84bfed68b1b317d6f507a392724b9c4 (patch)
treed1939fd29a602436db2df0a89aaae5d2ea304d49 /drivers/net
parent2b674047bef23d49a7ca8ec32f4b9e4e12588621 (diff)
drivers/net/ethernet/nxp/lpc_eth.c: Call mdiobus_unregister before mdiobus_free
Based on commit b27393aecf66199f5ddad37c302d3e0cfadbe6c0 Calling mdiobus_free without calling mdiobus_unregister causes BUG_ON(). This patch fixes the issue. The semantic patch that found this issue(http://coccinelle.lip6.fr/): // <smpl> @@ expression E; @@ ... when != mdiobus_unregister(E); + mdiobus_unregister(E); mdiobus_free(E); // </smpl> Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Tested-by: Roland Stigge <stigge@antcom.de> Tested-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/nxp/lpc_eth.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 53743f7a2ca9..af8b4142088c 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -1524,6 +1524,7 @@ static int lpc_eth_drv_remove(struct platform_device *pdev)
pldat->dma_buff_base_p);
free_irq(ndev->irq, ndev);
iounmap(pldat->net_base);
+ mdiobus_unregister(pldat->mii_bus);
mdiobus_free(pldat->mii_bus);
clk_disable(pldat->clk);
clk_put(pldat->clk);