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net: ibm: emac: zmii: use devm for mutex_init

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It seems that since inception, this driver never called mutex_destroy in
_remove. Use devm to handle this automatically.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://patch.msgid.link/20241030203727.6039-9-rosenp@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Rosen Penev
2024-10-30 13:37:23 -07:00
committed by Jakub Kicinski
parent e2da0216e5
commit 3fb5272de0
1 changed files with 5 additions and 1 deletions
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6
drivers/net/ethernet/ibm/emac/zmii.c
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@@ -235,13 +235,17 @@ static int zmii_probe(struct platform_device *ofdev)
struct device_node *np = ofdev->dev.of_node;
struct zmii_instance *dev;
struct resource regs;
int err;
dev = devm_kzalloc(&ofdev->dev, sizeof(struct zmii_instance),
GFP_KERNEL);
if (!dev)
return -ENOMEM;
mutex_init(&dev->lock);
err = devm_mutex_init(&ofdev->dev, &dev->lock);
if (err)
return err;
dev->ofdev = ofdev;
dev->mode = PHY_INTERFACE_MODE_NA;