Re: [PATCH] net: ethernet: stmmac: manage the get_irq probe defer case

From: Alexandre Torgue
Date: Wed Apr 24 2019 - 05:48:26 EST


Hi

On 4/24/19 11:35 AM, Fabien Dessenne wrote:
Manage the -EPROBE_DEFER error case for "stm32_pwr_wakeup" IRQ.

Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
index 062a600f..2142853 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
@@ -333,6 +333,9 @@ static int stm32mp1_parse_data(struct stm32_dwmac *dwmac,
*/
dwmac->irq_pwr_wakeup = platform_get_irq_byname(pdev,
"stm32_pwr_wakeup");
+ if (dwmac->irq_pwr_wakeup == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
if (!dwmac->clk_eth_ck && dwmac->irq_pwr_wakeup >= 0) {
err = device_init_wakeup(&pdev->dev, true);
if (err) {


Acked-by: Alexandre TORGUE <alexandre.torgue@xxxxxx>