diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-fsl-spi.c | 17 | ||||
| -rw-r--r-- | drivers/spi/spi.c | 10 |
2 files changed, 16 insertions, 11 deletions
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 8b290d9d7935..0fc3452652ae 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -267,10 +267,9 @@ static int fsl_spi_setup_transfer(struct spi_device *spi, if ((mpc8xxx_spi->spibrg / hz) > 64) { cs->hw_mode |= SPMODE_DIV16; pm = (mpc8xxx_spi->spibrg - 1) / (hz * 64) + 1; - - WARN_ONCE(pm > 16, "%s: Requested speed is too low: %d Hz. " - "Will use %d Hz instead.\n", dev_name(&spi->dev), - hz, mpc8xxx_spi->spibrg / 1024); + WARN_ONCE(pm > 16, + "%s: Requested speed is too low: %d Hz. Will use %d Hz instead.\n", + dev_name(&spi->dev), hz, mpc8xxx_spi->spibrg / 1024); if (pm > 16) pm = 16; } else { @@ -727,12 +726,13 @@ static int of_fsl_spi_get_chipselects(struct device *dev) return 0; } - pinfo->gpios = kmalloc(ngpios * sizeof(*pinfo->gpios), GFP_KERNEL); + pinfo->gpios = kmalloc_array(ngpios, sizeof(*pinfo->gpios), + GFP_KERNEL); if (!pinfo->gpios) return -ENOMEM; memset(pinfo->gpios, -1, ngpios * sizeof(*pinfo->gpios)); - pinfo->alow_flags = kzalloc(ngpios * sizeof(*pinfo->alow_flags), + pinfo->alow_flags = kcalloc(ngpios, sizeof(*pinfo->alow_flags), GFP_KERNEL); if (!pinfo->alow_flags) { ret = -ENOMEM; @@ -762,8 +762,9 @@ static int of_fsl_spi_get_chipselects(struct device *dev) ret = gpio_direction_output(pinfo->gpios[i], pinfo->alow_flags[i]); if (ret) { - dev_err(dev, "can't set output direction for gpio " - "#%d: %d\n", i, ret); + dev_err(dev, + "can't set output direction for gpio #%d: %d\n", + i, ret); goto err_loop; } } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 656dd3e3220c..59cb26470d70 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -621,8 +621,10 @@ void spi_unregister_device(struct spi_device *spi) if (!spi) return; - if (spi->dev.of_node) + if (spi->dev.of_node) { of_node_clear_flag(spi->dev.of_node, OF_POPULATED); + of_node_put(spi->dev.of_node); + } if (ACPI_COMPANION(&spi->dev)) acpi_device_clear_enumerated(ACPI_COMPANION(&spi->dev)); device_unregister(&spi->dev); @@ -672,7 +674,7 @@ int spi_register_board_info(struct spi_board_info const *info, unsigned n) if (!n) return -EINVAL; - bi = kzalloc(n * sizeof(*bi), GFP_KERNEL); + bi = kcalloc(n, sizeof(*bi), GFP_KERNEL); if (!bi) return -ENOMEM; @@ -1603,11 +1605,13 @@ of_register_spi_device(struct spi_master *master, struct device_node *nc) if (rc) { dev_err(&master->dev, "spi_device register error %s\n", nc->full_name); - goto err_out; + goto err_of_node_put; } return spi; +err_of_node_put: + of_node_put(nc); err_out: spi_dev_put(spi); return ERR_PTR(rc); |