diff options
| author |   Stephen Boyd <sboyd@codeaurora.org> | 2014-05-23 12:57:18 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-05-24 14:03:21 -0400 |
| commit | c78dbad8c441af4815cd660587470b78552ecfd8 (patch) | |
| tree | 4df62528a8705d4ffa7309b76eabc79009969418 /drivers/net/ethernet/micrel | |
| parent | devicetree: bindings: Properly document micrel ks8851 SPI chips (diff) | |
| download | linux-dev-c78dbad8c441af4815cd660587470b78552ecfd8.tar.xz linux-dev-c78dbad8c441af4815cd660587470b78552ecfd8.zip | |
net: ks8851: Use devm_regulator_get_optional()
This simplifies error paths and removes the need to
regulator_put().
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/micrel')
| -rw-r--r-- | drivers/net/ethernet/micrel/ks8851.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index 13767eb36a48..f2bfc708880c 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -1417,7 +1417,7 @@ static int ks8851_probe(struct spi_device *spi) ks->spidev = spi; ks->tx_space = 6144; - ks->vdd_reg = regulator_get_optional(&spi->dev, "vdd"); + ks->vdd_reg = devm_regulator_get_optional(&spi->dev, "vdd"); if (IS_ERR(ks->vdd_reg)) { ret = PTR_ERR(ks->vdd_reg); if (ret == -EPROBE_DEFER) @@ -1427,7 +1427,7 @@ static int ks8851_probe(struct spi_device *spi) if (ret) { dev_err(&spi->dev, "regulator enable fail: %d\n", ret); - goto err_reg_en; + goto err_reg; } } @@ -1530,9 +1530,6 @@ err_irq: err_id: if (!IS_ERR(ks->vdd_reg)) regulator_disable(ks->vdd_reg); -err_reg_en: - if (!IS_ERR(ks->vdd_reg)) - regulator_put(ks->vdd_reg); err_reg: free_netdev(ndev); return ret; @@ -1547,10 +1544,8 @@ static int ks8851_remove(struct spi_device *spi) unregister_netdev(priv->netdev); free_irq(spi->irq, priv); - if (!IS_ERR(priv->vdd_reg)) { + if (!IS_ERR(priv->vdd_reg)) regulator_disable(priv->vdd_reg); - regulator_put(priv->vdd_reg); - } free_netdev(priv->netdev); return 0; |