An error code returned by devm_clk_get() might have other meanings than
"This clock doesn't exist". So use devm_clk_get_optional() and handle
all remaining errors as fatal.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
fep->itr_clk_rate = clk_get_rate(fep->clk_ahb);
/* enet_out is optional, depends on board */
- fep->clk_enet_out = devm_clk_get(&pdev->dev, "enet_out");
- if (IS_ERR(fep->clk_enet_out))
- fep->clk_enet_out = NULL;
+ fep->clk_enet_out = devm_clk_get_optional(&pdev->dev, "enet_out");
+ if (IS_ERR(fep->clk_enet_out)) {
+ ret = PTR_ERR(fep->clk_enet_out);
+ goto failed_clk;
+ }
fep->ptp_clk_on = false;
mutex_init(&fep->ptp_clk_mutex);