diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2013-05-16 22:35:10 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2013-06-05 23:06:45 +0200 |
| commit | 2c911103040faad9d092a72b9f4503f92154c1dc (patch) | |
| tree | 927f8668349bc67b629a3919656f4d704e7239c4 /drivers/i2c/busses/i2c-mv64xxx.c | |
| parent | I2C: mv64xxx: use devm_clk_get() to avoid missing clk_put() (diff) | |
| download | linux-2c911103040faad9d092a72b9f4503f92154c1dc.tar.xz linux-2c911103040faad9d092a72b9f4503f92154c1dc.zip | |
I2C: mv64xxx: use devm_kzalloc()
As we're changing to using devm_* APIs to fix various problems
in this driver, lets also do devm_kzalloc() while we're here too.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses/i2c-mv64xxx.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-mv64xxx.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c index 25e64c445e61..640b49df2ddd 100644 --- a/drivers/i2c/busses/i2c-mv64xxx.c +++ b/drivers/i2c/busses/i2c-mv64xxx.c @@ -580,16 +580,15 @@ mv64xxx_i2c_probe(struct platform_device *pd) if ((!pdata && !pd->dev.of_node)) return -ENODEV; - drv_data = kzalloc(sizeof(struct mv64xxx_i2c_data), GFP_KERNEL); + drv_data = devm_kzalloc(&pd->dev, sizeof(struct mv64xxx_i2c_data), + GFP_KERNEL); if (!drv_data) return -ENOMEM; r = platform_get_resource(pd, IORESOURCE_MEM, 0); drv_data->reg_base = devm_ioremap_resource(&pd->dev, r); - if (IS_ERR(drv_data->reg_base)) { - rc = PTR_ERR(drv_data->reg_base); - goto exit_kfree; - } + if (IS_ERR(drv_data->reg_base)) + return PTR_ERR(drv_data->reg_base); strlcpy(drv_data->adapter.name, MV64XXX_I2C_CTLR_NAME " adapter", sizeof(drv_data->adapter.name)); @@ -613,11 +612,11 @@ mv64xxx_i2c_probe(struct platform_device *pd) } else if (pd->dev.of_node) { rc = mv64xxx_of_config(drv_data, pd->dev.of_node); if (rc) - goto exit_unmap_regs; + goto exit_clk; } if (drv_data->irq < 0) { rc = -ENXIO; - goto exit_unmap_regs; + goto exit_clk; } drv_data->adapter.dev.parent = &pd->dev; @@ -637,7 +636,7 @@ mv64xxx_i2c_probe(struct platform_device *pd) "mv64xxx: Can't register intr handler irq: %d\n", drv_data->irq); rc = -EINVAL; - goto exit_unmap_regs; + goto exit_clk; } else if ((rc = i2c_add_numbered_adapter(&drv_data->adapter)) != 0) { dev_err(&drv_data->adapter.dev, "mv64xxx: Can't add i2c adapter, rc: %d\n", -rc); @@ -648,9 +647,9 @@ mv64xxx_i2c_probe(struct platform_device *pd) return 0; - exit_free_irq: - free_irq(drv_data->irq, drv_data); - exit_unmap_regs: +exit_free_irq: + free_irq(drv_data->irq, drv_data); +exit_clk: #if defined(CONFIG_HAVE_CLK) /* Not all platforms have a clk */ if (!IS_ERR(drv_data->clk)) { @@ -658,8 +657,6 @@ mv64xxx_i2c_probe(struct platform_device *pd) clk_unprepare(drv_data->clk); } #endif - exit_kfree: - kfree(drv_data); return rc; } @@ -677,7 +674,6 @@ mv64xxx_i2c_remove(struct platform_device *dev) clk_unprepare(drv_data->clk); } #endif - kfree(drv_data); return 0; } |