5.4-stable review patch. If anyone has any objections, please let me know.
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From: Ruan Jinjie ruanjinjie@huawei.com
[ Upstream commit 23a14488ea5882dea5851b65c9fce2127ee8fcad ]
The fixed_phy_register() function returns error pointers and never returns NULL. Update the checks accordingly.
Fixes: c25b23b8a387 ("bgmac: register fixed PHY for ARM BCM470X / BCM5301X chipsets") Signed-off-by: Ruan Jinjie ruanjinjie@huawei.com Reviewed-by: Andrew Lunn andrew@lunn.ch Reviewed-by: Leon Romanovsky leonro@nvidia.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/broadcom/bgmac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 89a63fdbe0e39..1148370e2432d 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -1447,7 +1447,7 @@ int bgmac_phy_connect_direct(struct bgmac *bgmac) int err;
phy_dev = fixed_phy_register(PHY_POLL, &fphy_status, NULL); - if (!phy_dev || IS_ERR(phy_dev)) { + if (IS_ERR(phy_dev)) { dev_err(bgmac->dev, "Failed to register fixed PHY device\n"); return -ENODEV; }