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Subject[PATCH 5.7 089/120] net: gemini: Fix missing clk_disable_unprepare() in error path of gemini_ethernet_port_probe()
Date
From: Wang Hai <wanghai38@huawei.com>

[ Upstream commit 85496a29224188051b6135eb38da8afd4c584765 ]

Fix the missing clk_disable_unprepare() before return
from gemini_ethernet_port_probe() in the error handling case.

Fixes: 4d5ae32f5e1e ("net: ethernet: Add a driver for Gemini gigabit ethernet")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/cortina/gemini.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c
index 5bff5c2be88b9..5359fb40578db 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -2445,6 +2445,7 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
port->reset = devm_reset_control_get_exclusive(dev, NULL);
if (IS_ERR(port->reset)) {
dev_err(dev, "no reset\n");
+ clk_disable_unprepare(port->pclk);
return PTR_ERR(port->reset);
}
reset_control_reset(port->reset);
@@ -2500,8 +2501,10 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
IRQF_SHARED,
port_names[port->id],
port);
- if (ret)
+ if (ret) {
+ clk_disable_unprepare(port->pclk);
return ret;
+ }

ret = register_netdev(netdev);
if (!ret) {
--
2.25.1


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