[PATCH] wireless: wlcore: Use devm_kzalloc
From: Himangi Saraogi <hidden>
Date: 2014-08-07 11:02:59
Also in:
linux-wireless, lkml
Subsystem:
the rest, ti wilink wireless drivers · Maintainer:
Linus Torvalds
This patch introduces the use of devm_kzalloc and does away with the kfrees in the probe and remove functions. Also, a couple of labels and the initial assignment of the ret variable in the probe function are removed. Signed-off-by: Himangi Saraogi <redacted> Acked-by: Julia Lawall <redacted> --- drivers/net/wireless/ti/wlcore/spi.c | 20 ++++++-------------- 1 file changed, 6 insertions(+), 14 deletions(-)
diff --git a/drivers/net/wireless/ti/wlcore/spi.c b/drivers/net/wireless/ti/wlcore/spi.c
index 392c882..69601f6 100644
--- a/drivers/net/wireless/ti/wlcore/spi.c
+++ b/drivers/net/wireless/ti/wlcore/spi.c@@ -327,23 +327,22 @@ static int wl1271_probe(struct spi_device *spi) struct wl12xx_spi_glue *glue; struct wlcore_platdev_data pdev_data; struct resource res[1]; - int ret = -ENOMEM; + int ret; memset(&pdev_data, 0x00, sizeof(pdev_data)); pdev_data.pdata = dev_get_platdata(&spi->dev); if (!pdev_data.pdata) { dev_err(&spi->dev, "no platform data\n"); - ret = -ENODEV; - goto out; + return -ENODEV; } pdev_data.if_ops = &spi_ops; - glue = kzalloc(sizeof(*glue), GFP_KERNEL); + glue = devm_kzalloc(&spi->dev, sizeof(*glue), GFP_KERNEL); if (!glue) { dev_err(&spi->dev, "can't allocate glue\n"); - goto out; + return -ENOMEM; } glue->dev = &spi->dev;
@@ -357,14 +356,13 @@ static int wl1271_probe(struct spi_device *spi) ret = spi_setup(spi); if (ret < 0) { dev_err(glue->dev, "spi_setup failed\n"); - goto out_free_glue; + return ret; } glue->core = platform_device_alloc("wl12xx", PLATFORM_DEVID_AUTO); if (!glue->core) { dev_err(glue->dev, "can't allocate platform_device\n"); - ret = -ENOMEM; - goto out_free_glue; + return -ENOMEM; } glue->core->dev.parent = &spi->dev;
@@ -398,11 +396,6 @@ static int wl1271_probe(struct spi_device *spi) out_dev_put: platform_device_put(glue->core); - -out_free_glue: - kfree(glue); - -out: return ret; }
@@ -411,7 +404,6 @@ static int wl1271_remove(struct spi_device *spi) struct wl12xx_spi_glue *glue = spi_get_drvdata(spi); platform_device_unregister(glue->core); - kfree(glue); return 0; }
--
1.9.1