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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-09-29 16:28:52 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-09-29 16:28:52 -0700 |
| commit | 8f697e574012cc73b6b0dcbf30d88a3a0f43b78f (patch) | |
| tree | a6b16bcf33ad08e03837b61eed2fffb31118f1f3 /drivers/spi/spidev.c | |
| parent | Input: walkera0701 - use parallel port device model (diff) | |
| parent | Linux 4.3-rc3 (diff) | |
| download | wireguard-linux-8f697e574012cc73b6b0dcbf30d88a3a0f43b78f.tar.xz wireguard-linux-8f697e574012cc73b6b0dcbf30d88a3a0f43b78f.zip | |
Merge tag 'v4.3-rc3' into next
Merge with Linux 4.3-rc3 to bring in MFD DA9062 changes to merge DA9062
OnKey driver.
Diffstat (limited to 'drivers/spi/spidev.c')
| -rw-r--r-- | drivers/spi/spidev.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index dd616ff0ffc5..ef008e52f953 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -602,11 +602,11 @@ static int spidev_open(struct inode *inode, struct file *filp) if (!spidev->tx_buffer) { spidev->tx_buffer = kmalloc(bufsiz, GFP_KERNEL); if (!spidev->tx_buffer) { - dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); - status = -ENOMEM; + dev_dbg(&spidev->spi->dev, "open/ENOMEM\n"); + status = -ENOMEM; goto err_find_dev; - } } + } if (!spidev->rx_buffer) { spidev->rx_buffer = kmalloc(bufsiz, GFP_KERNEL); @@ -651,7 +651,8 @@ static int spidev_release(struct inode *inode, struct file *filp) kfree(spidev->rx_buffer); spidev->rx_buffer = NULL; - spidev->speed_hz = spidev->spi->max_speed_hz; + if (spidev->spi) + spidev->speed_hz = spidev->spi->max_speed_hz; /* ... after we unbound from the underlying device? */ spin_lock_irq(&spidev->spi_lock); @@ -693,6 +694,7 @@ static struct class *spidev_class; #ifdef CONFIG_OF static const struct of_device_id spidev_dt_ids[] = { { .compatible = "rohm,dh2228fv" }, + { .compatible = "lineartechnology,ltc2488" }, {}, }; MODULE_DEVICE_TABLE(of, spidev_dt_ids); @@ -708,7 +710,7 @@ static int spidev_probe(struct spi_device *spi) /* * spidev should never be referenced in DT without a specific - * compatbile string, it is a Linux implementation thing + * compatible string, it is a Linux implementation thing * rather than a description of the hardware. */ if (spi->dev.of_node && !of_match_device(spidev_dt_ids, &spi->dev)) { |