| Message ID | 20220308065739.1068782-1-jiasheng@iscas.ac.cn (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | net: ethernet: lpc_eth: Handle error for clk_enable | expand |
Hello: This patch was applied to netdev/net.git (master) by David S. Miller <davem@davemloft.net>: On Tue, 8 Mar 2022 14:57:39 +0800 you wrote: > As the potential failure of the clk_enable(), > it should be better to check it and return error > if fails. > > Fixes: b7370112f519 ("lpc32xx: Added ethernet driver") > Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> > > [...] Here is the summary with links: - net: ethernet: lpc_eth: Handle error for clk_enable https://git.kernel.org/netdev/net/c/2169b79258c8 You are awesome, thank you!
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index bc39558fe82b..756f97dce85b 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1471,6 +1471,7 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct netdata_local *pldat; + int ret; if (device_may_wakeup(&pdev->dev)) disable_irq_wake(ndev->irq); @@ -1480,7 +1481,9 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) pldat = netdev_priv(ndev); /* Enable interface clock */ - clk_enable(pldat->clk); + ret = clk_enable(pldat->clk); + if (ret) + return ret; /* Reset and initialize */ __lpc_eth_reset(pldat);
As the potential failure of the clk_enable(), it should be better to check it and return error if fails. Fixes: b7370112f519 ("lpc32xx: Added ethernet driver") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/net/ethernet/nxp/lpc_eth.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)