diff options
| author |   Oded Gabbay <oded.gabbay@amd.com> | 2014-11-20 15:37:13 +0200 |
|---|---|---|
| committer | Oded Gabbay <oded.gabbay@amd.com> | 2014-11-20 15:37:13 +0200 |
| commit | 4307d8f6e5105d7f4baa8cc4f0b56aca048eb024 (patch) | |
| tree | 1c53219e3aaa8d51ba75955cdfc34cbacb60c710 /drivers/gpu/drm/amd | |
| parent | MAINTAINERS: add maintainer for i.MX DRM driver (diff) | |
| download | linux-dev-4307d8f6e5105d7f4baa8cc4f0b56aca048eb024.tar.xz linux-dev-4307d8f6e5105d7f4baa8cc4f0b56aca048eb024.zip | |
amdkfd: Fix sparse warnings in kfd_chardev.c
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 64c73bae960d..3b3fce733136 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -149,7 +149,9 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, } if ((args->ring_base_address) && - (!access_ok(VERIFY_WRITE, args->ring_base_address, sizeof(uint64_t)))) { + (!access_ok(VERIFY_WRITE, + (const void __user *) args->ring_base_address, + sizeof(uint64_t)))) { pr_err("kfd: can't access ring base address\n"); return -EFAULT; } @@ -159,12 +161,16 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties, return -EINVAL; } - if (!access_ok(VERIFY_WRITE, args->read_pointer_address, sizeof(uint32_t))) { + if (!access_ok(VERIFY_WRITE, + (const void __user *) args->read_pointer_address, + sizeof(uint32_t))) { pr_err("kfd: can't access read pointer\n"); return -EFAULT; } - if (!access_ok(VERIFY_WRITE, args->write_pointer_address, sizeof(uint32_t))) { + if (!access_ok(VERIFY_WRITE, + (const void __user *) args->write_pointer_address, + sizeof(uint32_t))) { pr_err("kfd: can't access write pointer\n"); return -EFAULT; } @@ -325,7 +331,9 @@ static int kfd_ioctl_update_queue(struct file *filp, struct kfd_process *p, } if ((args.ring_base_address) && - (!access_ok(VERIFY_WRITE, args.ring_base_address, sizeof(uint64_t)))) { + (!access_ok(VERIFY_WRITE, + (const void __user *) args.ring_base_address, + sizeof(uint64_t)))) { pr_err("kfd: can't access ring base address\n"); return -EFAULT; } |