diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/as_gk20a.c')
-rw-r--r-- | drivers/gpu/nvgpu/gk20a/as_gk20a.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/as_gk20a.c b/drivers/gpu/nvgpu/gk20a/as_gk20a.c index 6cdbe3e1..0b90090a 100644 --- a/drivers/gpu/nvgpu/gk20a/as_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/as_gk20a.c | |||
@@ -368,11 +368,10 @@ long gk20a_as_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) | |||
368 | 368 | ||
369 | if ((_IOC_TYPE(cmd) != NVGPU_AS_IOCTL_MAGIC) || | 369 | if ((_IOC_TYPE(cmd) != NVGPU_AS_IOCTL_MAGIC) || |
370 | (_IOC_NR(cmd) == 0) || | 370 | (_IOC_NR(cmd) == 0) || |
371 | (_IOC_NR(cmd) > NVGPU_AS_IOCTL_LAST)) | 371 | (_IOC_NR(cmd) > NVGPU_AS_IOCTL_LAST) || |
372 | (_IOC_SIZE(cmd) > NVGPU_AS_IOCTL_MAX_ARG_SIZE)) | ||
372 | return -EINVAL; | 373 | return -EINVAL; |
373 | 374 | ||
374 | BUG_ON(_IOC_SIZE(cmd) > NVGPU_AS_IOCTL_MAX_ARG_SIZE); | ||
375 | |||
376 | memset(buf, 0, sizeof(buf)); | 375 | memset(buf, 0, sizeof(buf)); |
377 | if (_IOC_DIR(cmd) & _IOC_WRITE) { | 376 | if (_IOC_DIR(cmd) & _IOC_WRITE) { |
378 | if (copy_from_user(buf, (void __user *)arg, _IOC_SIZE(cmd))) | 377 | if (copy_from_user(buf, (void __user *)arg, _IOC_SIZE(cmd))) |