From: Rosen Penev <rosenp@gmail.com>
Date: Sat, 28 Feb 2026 19:51:58 +0000 (-0800)
Subject: kernel: bcma: fallback-sprom: check defered probe
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=04ed8c94ce928376ce980fbf51b525518953d82c;p=thirdparty%2Fopenwrt.git

kernel: bcma: fallback-sprom: check defered probe

When NVMEM is not ready, of_get_mac_address fails. Handle this.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/22305
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---

diff --git a/target/linux/generic/files/drivers/bcma/fallback-sprom.c b/target/linux/generic/files/drivers/bcma/fallback-sprom.c
index 6932c3c8f57..4c361cc000e 100644
--- a/target/linux/generic/files/drivers/bcma/fallback-sprom.c
+++ b/target/linux/generic/files/drivers/bcma/fallback-sprom.c
@@ -479,6 +479,7 @@ static int bcma_fbs_probe(struct platform_device *pdev)
 	struct bcma_fbs *priv;
 	unsigned long flags;
 	u8 mac[ETH_ALEN];
+	int ret;
 
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
@@ -491,7 +492,10 @@ static int bcma_fbs_probe(struct platform_device *pdev)
 	of_property_read_u32(node, "pci-bus", &priv->pci_bus);
 	of_property_read_u32(node, "pci-dev", &priv->pci_dev);
 
-	of_get_mac_address(node, mac);
+	ret = of_get_mac_address(node, mac);
+	if (ret == -EPROBE_DEFER)
+		return ret;
+
 	if (is_valid_ether_addr(mac)) {
 		dev_info(dev, "mtd mac %pM\n", mac);
 	} else {