linux-kernel - [PATCH] net: korina: cast KSEG0 address to pointer in kfree

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Message-Id: <20201018184255.28989-1-vvidic@valentin-vidic.from.hr>
Date:   Sun, 18 Oct 2020 20:42:55 +0200
From:   Valentin Vidic <vvidic@...entin-vidic.from.hr>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Philip Rischel <rischelp@....com>,
        Florian Fainelli <florian@...nwrt.org>,
        Roman Yeryomin <roman@...em.lv>,
        Willem de Bruijn <willemdebruijn.kernel@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Rapoport <rppt@...nel.org>,
        Martin Habets <mhabets@...arflare.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Network Development <netdev@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Valentin Vidic <vvidic@...entin-vidic.from.hr>,
        kernel test robot <lkp@...el.com>
Subject: [PATCH] net: korina: cast KSEG0 address to pointer in kfree

Fixes gcc warning:

passing argument 1 of 'kfree' makes pointer from integer without a cast

Fixes: 3af5f0f5c74e ("net: korina: fix kfree of rx/tx descriptor array")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Valentin Vidic <vvidic@...entin-vidic.from.hr>
---
 drivers/net/ethernet/korina.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c
index af441d699a57..bf48f0ded9c7 100644
--- a/drivers/net/ethernet/korina.c
+++ b/drivers/net/ethernet/korina.c
@@ -1113,7 +1113,7 @@ static int korina_probe(struct platform_device *pdev)
 	return rc;
 
 probe_err_register:
-	kfree(KSEG0ADDR(lp->td_ring));
+	kfree((struct dma_desc *)KSEG0ADDR(lp->td_ring));
 probe_err_td_ring:
 	iounmap(lp->tx_dma_regs);
 probe_err_dma_tx:
@@ -1133,7 +1133,7 @@ static int korina_remove(struct platform_device *pdev)
 	iounmap(lp->eth_regs);
 	iounmap(lp->rx_dma_regs);
 	iounmap(lp->tx_dma_regs);
-	kfree(KSEG0ADDR(lp->td_ring));
+	kfree((struct dma_desc *)KSEG0ADDR(lp->td_ring));
 
 	unregister_netdev(bif->dev);
 	free_netdev(bif->dev);
-- 
2.20.1