diff options
| author | Chuhong Yuan <hslester96@gmail.com> | 2019-10-16 16:35:32 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-04 15:50:38 +0100 |
| commit | f3de5d857bb2362b00e2a8d4bc886cd49dcb66db (patch) | |
| tree | feaca8302148b97eb9c15199ecceebba8b10923d /drivers | |
| parent | 09e2a8b78cbd628f4f428b76cb3fed64cdfbc657 (diff) | |
USB: bcma: Add a check for devm_gpiod_get
bcma_hcd_probe misses a check for devm_gpiod_get and may miss
the error.
Add a check for it and return the error if a failure occurs.
Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20191016083531.5734-1-hslester96@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/bcma-hcd.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/host/bcma-hcd.c b/drivers/usb/host/bcma-hcd.c index 2400a826397a..652fa29beb27 100644 --- a/drivers/usb/host/bcma-hcd.c +++ b/drivers/usb/host/bcma-hcd.c @@ -406,9 +406,12 @@ static int bcma_hcd_probe(struct bcma_device *core) return -ENOMEM; usb_dev->core = core; - if (core->dev.of_node) + if (core->dev.of_node) { usb_dev->gpio_desc = devm_gpiod_get(&core->dev, "vcc", GPIOD_OUT_HIGH); + if (IS_ERR(usb_dev->gpio_desc)) + return PTR_ERR(usb_dev->gpio_desc); + } switch (core->id.id) { case BCMA_CORE_USB20_HOST: |