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[PATCH 1/3] net: dsa: Use devm_ prefixed allocations

From Neil Armstrong <narmstrong@baylibre.com>
Newsgroups linux.kernel
Subject [PATCH 1/3] net: dsa: Use devm_ prefixed allocations
Date 2015-10-02 12:50 +0200
Message-ID <qf64y-WZ-15@gated-at.bofh.it> (permalink)
Organization Baylibre

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To simplify and prevent memory leakage when unbinding, use
the devm_ memory allocation calls.

Tested-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 net/dsa/dsa.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index c59fa5d..98f94c2 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -305,7 +305,7 @@ 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;
@@ -400,7 +400,7 @@ 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);

@@ -883,7 +883,7 @@ 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;
-- 
1.9.1
--
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[PATCH 1/3] net: dsa: Use devm_ prefixed allocations Neil Armstrong <narmstrong@baylibre.com> - 2015-10-02 12:50 +0200
  Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-10-02 15:30 +0200
    Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2015-10-02 15:40 +0200
    Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Neil Armstrong <narmstrong@baylibre.com> - 2015-10-02 15:40 +0200
      Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Felix Fietkau <nbd@openwrt.org> - 2015-10-03 14:40 +0200
        Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Neil Armstrong <narmstrong@baylibre.com> - 2015-10-03 16:00 +0200
  Re: [PATCH 1/3] net: dsa: Use devm_ prefixed allocations Felix Fietkau <nbd@openwrt.org> - 2015-10-02 15:30 +0200

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