diff mbox series

[3/6] net: ibm: emac: use devm for of_iomap

Message ID 20240902181530.6852-4-rosenp@gmail.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series net: ibm: emac: some cleanups and devm | 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: 7 this patch: 7
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: 7 this patch: 7
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 success Errors and warnings before: 7 this patch: 7
netdev/checkpatch warning WARNING: line length of 88 exceeds 80 columns
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
netdev/contest success net-next-2024-09-03--00-00 (tests: 714)

Commit Message

Rosen Penev Sept. 2, 2024, 6:15 p.m. UTC 
Allows removing manual iounmap.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/net/ethernet/ibm/emac/core.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c
index 98d1b711969b..1a4c9fd87663 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -3082,10 +3082,9 @@  static int emac_probe(struct platform_device *ofdev)
 
 	/* Map EMAC regs */
 	// TODO : platform_get_resource() and devm_ioremap_resource()
-	dev->emacp = of_iomap(np, 0);
-	if (dev->emacp == NULL) {
-		printk(KERN_ERR "%pOF: Can't map device registers!\n", np);
-		err = -ENOMEM;
+	dev->emacp = devm_of_iomap(&ofdev->dev, np, 0, NULL);
+	if (!dev->emacp) {
+		err = dev_err_probe(&ofdev->dev, -ENOMEM, "can't map device registers");
 		goto err_irq_unmap;
 	}
 
@@ -3095,7 +3094,7 @@  static int emac_probe(struct platform_device *ofdev)
 		printk(KERN_ERR
 		       "%pOF: Timeout waiting for dependent devices\n", np);
 		/*  display more info about what's missing ? */
-		goto err_reg_unmap;
+		goto err_irq_unmap;
 	}
 	dev->mal = platform_get_drvdata(dev->mal_dev);
 	if (dev->mdio_dev != NULL)
@@ -3228,8 +3227,6 @@  static int emac_probe(struct platform_device *ofdev)
 	mal_unregister_commac(dev->mal, &dev->commac);
  err_rel_deps:
 	emac_put_deps(dev);
- err_reg_unmap:
-	iounmap(dev->emacp);
  err_irq_unmap:
 	if (dev->wol_irq)
 		irq_dispose_mapping(dev->wol_irq);
@@ -3274,8 +3271,6 @@  static void emac_remove(struct platform_device *ofdev)
 	mal_unregister_commac(dev->mal, &dev->commac);
 	emac_put_deps(dev);
 
-	iounmap(dev->emacp);
-
 	if (dev->wol_irq)
 		irq_dispose_mapping(dev->wol_irq);
 }