| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 020/267] net: ep93xx_eth: fix mismatch of request_mem_region in remove | Date | Mon, 16 Dec 2019 18:45:46 +0100 |
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From: Chuhong Yuan <hslester96@gmail.com>
[ Upstream commit 3df70afe8d33f4977d0e0891bdcfb639320b5257 ]
The driver calls release_resource in remove to match request_mem_region in probe, which is incorrect. Fix it by using the right one, release_mem_region.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/cirrus/ep93xx_eth.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index e2a702996db41..82bd918bf967f 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -767,6 +767,7 @@ static int ep93xx_eth_remove(struct platform_device *pdev) { struct net_device *dev; struct ep93xx_priv *ep; + struct resource *mem; dev = platform_get_drvdata(pdev); if (dev == NULL) @@ -782,8 +783,8 @@ static int ep93xx_eth_remove(struct platform_device *pdev) iounmap(ep->base_addr); if (ep->res != NULL) { - release_resource(ep->res); - kfree(ep->res); + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(mem->start, resource_size(mem)); } free_netdev(dev); -- 2.20.1
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