diff options
| author | Xidong Wang <wangxidong_97@163.com> | 2019-12-18 13:56:38 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-19 19:23:29 +0100 |
| commit | a5a98554206651b25d84a25b49eeac31dffbe358 (patch) | |
| tree | 06f3cf2e666c54649bcea814f314a553e49f8011 | |
| parent | 6db45b06611ce8ebae6952e249257bd45d980ed4 (diff) | |
staging: nvec: check return value
In nvec_kbd_probe(), the return value of devm_input_allocate_device()
should be checked before it is used.
Signed-off-by: Xidong Wang <wangxidong_97@163.com>
Link: https://lore.kernel.org/r/1576648598-12257-1-git-send-email-wangxidong_97@163.com
Acked-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/nvec/nvec_kbd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/nvec/nvec_kbd.c b/drivers/staging/nvec/nvec_kbd.c index 01dbb66f7e9a..386d619e3ee9 100644 --- a/drivers/staging/nvec/nvec_kbd.c +++ b/drivers/staging/nvec/nvec_kbd.c @@ -123,6 +123,8 @@ static int nvec_kbd_probe(struct platform_device *pdev) keycodes[j++] = extcode_tab_us102[i]; idev = devm_input_allocate_device(&pdev->dev); + if (!idev) + return -ENOMEM; idev->name = "nvec keyboard"; idev->phys = "nvec"; idev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | BIT_MASK(EV_LED); |