netdev - [PATCH] stmmac: devm_reset_control_get can return PROBE

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Date:	Wed,  8 Apr 2015 18:41:34 -0700
From:	Phil Reid <preid@...ctromag.com.au>
To:	peppe.cavallaro@...com
Cc:	netdev@...r.kernel.org, Phil Reid <preid@...ctromag.com.au>
Subject: [PATCH] stmmac: devm_reset_control_get can return PROBE_DEFER

In socfpga_dwmac_parse_data forward error code from devm_reset_control_get.
This gives the driver another chance to laod if altr,rst-mgr is loaded after
the network driver.

Signed-off-by: Phil Reid <preid@...ctromag.com.au>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
index e97074c..1cacea9 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
@@ -91,7 +91,7 @@ static int socfpga_dwmac_parse_data(struct socfpga_dwmac *dwmac, struct device *
 						  STMMAC_RESOURCE_NAME);
 	if (IS_ERR(dwmac->stmmac_rst)) {
 		dev_info(dev, "Could not get reset control!\n");
-		return -EINVAL;
+		return PTR_ERR(dwmac->stmmac_rst);
 	}
 
 	dwmac->interface = of_get_phy_mode(np);
-- 
1.8.3.1

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