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-rw-r--r--drivers/net/ethernet/ibm/emac/zmii.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ibm/emac/zmii.c b/drivers/net/ethernet/ibm/emac/zmii.c
index e9097b9ceb3d..cb57c960b34d 100644
--- a/drivers/net/ethernet/ibm/emac/zmii.c
+++ b/drivers/net/ethernet/ibm/emac/zmii.c
@@ -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;