netdev - [PATCHv4 net-next 6/8] net: ibm: emac: replace of_get

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Message-ID: <20240907184528.8399-7-rosenp@gmail.com>
Date: Sat,  7 Sep 2024 11:45:26 -0700
From: Rosen Penev <rosenp@...il.com>
To: netdev@...r.kernel.org
Cc: andrew@...n.ch,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	linux-kernel@...r.kernel.org,
	jacob.e.keller@...el.com,
	horms@...nel.org,
	sd@...asysnail.net,
	chunkeey@...il.com
Subject: [PATCHv4 net-next 6/8] net: ibm: emac: replace of_get_property

of_property_read_u32 can be used.

Signed-off-by: Rosen Penev <rosenp@...il.com>
Reviewed-by: Andrew Lunn <andrew@...n.ch>
---
 drivers/net/ethernet/ibm/emac/core.c | 20 +++++++++-----------
 1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index 3096e4e6b5e5..7270d7d07350 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -2444,15 +2444,14 @@ static int emac_wait_deps(struct emac_instance *dev)
 static int emac_read_uint_prop(struct device_node *np, const char *name,
 			       u32 *val, int fatal)
 {
-	int len;
-	const u32 *prop = of_get_property(np, name, &len);
-	if (prop == NULL || len < sizeof(u32)) {
+	int err;
+
+	err = of_property_read_u32(np, name, val);
+	if (err) {
 		if (fatal)
-			printk(KERN_ERR "%pOF: missing %s property\n",
-			       np, name);
-		return -ENODEV;
+			pr_err("%pOF: missing %s property", np, name);
+		return err;
 	}
-	*val = *prop;
 	return 0;
 }
 
@@ -3301,16 +3300,15 @@ static void __init emac_make_bootlist(void)
 
 	/* Collect EMACs */
 	while((np = of_find_all_nodes(np)) != NULL) {
-		const u32 *idx;
+		u32 idx;
 
 		if (of_match_node(emac_match, np) == NULL)
 			continue;
 		if (of_property_read_bool(np, "unused"))
 			continue;
-		idx = of_get_property(np, "cell-index", NULL);
-		if (idx == NULL)
+		if (of_property_read_u32(np, "cell-index", &idx))
 			continue;
-		cell_indices[i] = *idx;
+		cell_indices[i] = idx;
 		emac_boot_list[i++] = of_node_get(np);
 		if (i >= EMAC_BOOT_LIST_SIZE) {
 			of_node_put(np);
-- 
2.46.0