diff mbox series

[net-next,10/13] net: ibm: emac: zmii: use devm for kzalloc

Message ID 20240930180036.87598-11-rosenp@gmail.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series ibm: emac: more 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, 54 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 Sept. 30, 2024, 6 p.m. UTC 
Simplifies the probe function by removing gotos.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/net/ethernet/ibm/emac/zmii.c | 23 +++++++----------------
 1 file changed, 7 insertions(+), 16 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/ibm/emac/zmii.c b/drivers/net/ethernet/ibm/emac/zmii.c
index 97cea64abe55..c38eb6b3173e 100644
--- a/drivers/net/ethernet/ibm/emac/zmii.c
+++ b/drivers/net/ethernet/ibm/emac/zmii.c
@@ -235,29 +235,26 @@  static int zmii_probe(struct platform_device *ofdev)
 	struct device_node *np = ofdev->dev.of_node;
 	struct zmii_instance *dev;
 	struct resource regs;
-	int rc;
 
-	rc = -ENOMEM;
-	dev = kzalloc(sizeof(struct zmii_instance), GFP_KERNEL);
-	if (dev == NULL)
-		goto err_gone;
+	dev = devm_kzalloc(&ofdev->dev, sizeof(struct zmii_instance),
+			   GFP_KERNEL);
+	if (!dev)
+		return -ENOMEM;
 
 	mutex_init(&dev->lock);
 	dev->ofdev = ofdev;
 	dev->mode = PHY_INTERFACE_MODE_NA;
 
-	rc = -ENXIO;
 	if (of_address_to_resource(np, 0, &regs)) {
 		printk(KERN_ERR "%pOF: Can't get registers address\n", np);
-		goto err_free;
+		return -ENXIO;
 	}
 
-	rc = -ENOMEM;
 	dev->base = (struct zmii_regs __iomem *)ioremap(regs.start,
 						sizeof(struct zmii_regs));
-	if (dev->base == NULL) {
+	if (!dev->base) {
 		printk(KERN_ERR "%pOF: Can't map device registers!\n", np);
-		goto err_free;
+		return -ENOMEM;
 	}
 
 	/* We may need FER value for autodetection later */
@@ -271,11 +268,6 @@  static int zmii_probe(struct platform_device *ofdev)
 	platform_set_drvdata(ofdev, dev);
 
 	return 0;
-
- err_free:
-	kfree(dev);
- err_gone:
-	return rc;
 }
 
 static void zmii_remove(struct platform_device *ofdev)
@@ -285,7 +277,6 @@  static void zmii_remove(struct platform_device *ofdev)
 	WARN_ON(dev->users != 0);
 
 	iounmap(dev->base);
-	kfree(dev);
 }
 
 static const struct of_device_id zmii_match[] =