diff mbox series

[net-next,6/6] net: gianfar: use devm for of_iomap

Message ID 20241001212204.308758-7-rosenp@gmail.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series gianfar cleanups | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 9 this patch: 9
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 5 of 5 maintainers
netdev/build_clang success Errors and warnings before: 9 this patch: 9
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn fail Errors and warnings before: 12 this patch: 12
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 79 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Rosen Penev Oct. 1, 2024, 9:22 p.m. UTC 
Avoids having to manually unmap.

Removes all gotos in probe.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/net/ethernet/freescale/gianfar.c | 26 +++++-------------------
 1 file changed, 5 insertions(+), 21 deletions(-)

Comments

Maxime Chevallier Oct. 2, 2024, 7:47 a.m. UTC | #1 
Hi,

On Tue,  1 Oct 2024 14:22:04 -0700
Rosen Penev <rosenp@gmail.com> wrote:

> Avoids having to manually unmap.
> 
> Removes all gotos in probe.
> 
> Signed-off-by: Rosen Penev <rosenp@gmail.com>

That's a short and not very helpful commit log...

Besides that,

Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>

Maxime
diff mbox series

Patch

diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 78fdab3c6f77..96eeef0d6bd3 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -441,15 +441,6 @@  static int gfar_alloc_rx_queues(struct gfar_private *priv)
 	return 0;
 }
 
-static void unmap_group_regs(struct gfar_private *priv)
-{
-	int i;
-
-	for (i = 0; i < MAXGROUPS; i++)
-		if (priv->gfargrp[i].regs)
-			iounmap(priv->gfargrp[i].regs);
-}
-
 static void disable_napi(struct gfar_private *priv)
 {
 	int i;
@@ -483,7 +474,7 @@  static int gfar_parse_group(struct device_node *np,
 			return -ENOMEM;
 	}
 
-	grp->regs = of_iomap(np, 0);
+	grp->regs = devm_of_iomap(priv->dev, np, 0, NULL);
 	if (!grp->regs)
 		return -ENOMEM;
 
@@ -698,13 +689,13 @@  static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 			err = gfar_parse_group(child, priv, model);
 			if (err) {
 				of_node_put(child);
-				goto err_grp_init;
+				return err;
 			}
 		}
 	} else { /* SQ_SG_MODE */
 		err = gfar_parse_group(np, priv, model);
 		if (err)
-			goto err_grp_init;
+			return err;
 	}
 
 	if (of_property_read_bool(np, "bd-stash")) {
@@ -727,7 +718,7 @@  static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 
 	err = of_get_ethdev_address(np, dev);
 	if (err == -EPROBE_DEFER)
-		goto err_grp_init;
+		return err;
 	if (err) {
 		eth_hw_addr_random(dev);
 		dev_info(&ofdev->dev, "Using random MAC address: %pM\n", dev->dev_addr);
@@ -775,7 +766,7 @@  static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 	if (!priv->phy_node && of_phy_is_fixed_link(np)) {
 		err = of_phy_register_fixed_link(np);
 		if (err)
-			goto err_grp_init;
+			return err;
 
 		priv->phy_node = of_node_get(np);
 	}
@@ -784,10 +775,6 @@  static int gfar_of_init(struct platform_device *ofdev, struct net_device **pdev)
 	priv->tbi_node = of_parse_phandle(np, "tbi-handle", 0);
 
 	return 0;
-
-err_grp_init:
-	unmap_group_regs(priv);
-	return err;
 }
 
 static u32 cluster_entry_per_class(struct gfar_private *priv, u32 rqfar,
@@ -3293,7 +3280,6 @@  static int gfar_probe(struct platform_device *ofdev)
 register_fail:
 	if (of_phy_is_fixed_link(np))
 		of_phy_deregister_fixed_link(np);
-	unmap_group_regs(priv);
 	of_node_put(priv->phy_node);
 	of_node_put(priv->tbi_node);
 	return err;
@@ -3309,8 +3295,6 @@  static void gfar_remove(struct platform_device *ofdev)
 
 	if (of_phy_is_fixed_link(np))
 		of_phy_deregister_fixed_link(np);
-
-	unmap_group_regs(priv);
 }
 
 #ifdef CONFIG_PM