From d4ac35d6ed82e6c96ed5c016ea46fad31294fa7a Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Tue, 6 Oct 2015 15:40:37 +0100 Subject: [PATCH] net: dsa: switch to devm_ calls and remove kfree calls Now the kfree calls exists in the the remove functions, remove them in all places except the of_probe functions and replace allocation calls with their devm_ counterparts. Reviewed-by: Florian Fainelli Signed-off-by: Neil Armstrong Signed-off-by: David S. Miller --- net/dsa/dsa.c | 17 +++++------------ 1 file changed, 5 insertions(+), 12 deletions(-) diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 61559232861b..d5a162cda087 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -306,7 +306,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent) if (ret < 0) goto out; - ds->slave_mii_bus = mdiobus_alloc(); + ds->slave_mii_bus = devm_mdiobus_alloc(parent); if (ds->slave_mii_bus == NULL) { ret = -ENOMEM; goto out; @@ -315,7 +315,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent) ret = mdiobus_register(ds->slave_mii_bus); if (ret < 0) - goto out_free; + goto out; /* @@ -368,10 +368,7 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent) return ret; -out_free: - mdiobus_free(ds->slave_mii_bus); out: - kfree(ds); return ret; } @@ -401,7 +398,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index, /* * Allocate and initialise switch state. */ - ds = kzalloc(sizeof(*ds) + drv->priv_size, GFP_KERNEL); + ds = devm_kzalloc(parent, sizeof(*ds) + drv->priv_size, GFP_KERNEL); if (ds == NULL) return ERR_PTR(-ENOMEM); @@ -462,7 +459,6 @@ static void dsa_switch_destroy(struct dsa_switch *ds) } mdiobus_unregister(ds->slave_mii_bus); - mdiobus_free(ds->slave_mii_bus); } #ifdef CONFIG_PM_SLEEP @@ -922,7 +918,7 @@ static int dsa_probe(struct platform_device *pdev) goto out; } - dst = kzalloc(sizeof(*dst), GFP_KERNEL); + dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL); if (dst == NULL) { dev_put(dev); ret = -ENOMEM; @@ -953,10 +949,8 @@ static void dsa_remove_dst(struct dsa_switch_tree *dst) for (i = 0; i < dst->pd->nr_chips; i++) { struct dsa_switch *ds = dst->ds[i]; - if (ds) { + if (ds) dsa_switch_destroy(ds); - kfree(ds); - } } } @@ -965,7 +959,6 @@ static int dsa_remove(struct platform_device *pdev) struct dsa_switch_tree *dst = platform_get_drvdata(pdev); dsa_remove_dst(dst); - kfree(dst); dsa_of_remove(&pdev->dev); return 0; -- 2.39.5