drm/amdgpu: Avoid using signed integer to store pointer value

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
index 0218cea..a664987 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
@@ -237,7 +237,7 @@ int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data,
        struct amdgpu_fpriv *fpriv = filp->driver_priv;
        union drm_amdgpu_bo_list *args = data;
        uint32_t handle = args->in.list_handle;
-       const void __user *uptr = (const void*)(long)args->in.bo_info_ptr;
+       const void __user *uptr = (const void*)(uintptr_t)args->in.bo_info_ptr;
 
        struct drm_amdgpu_bo_list_entry *info;
        struct amdgpu_bo_list *list;

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index f85520d..bb710e0 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -717,7 +717,7 @@ int amdgpu_gem_op_ioctl(struct drm_device *dev, void *data,
        switch (args->op) {
        case AMDGPU_GEM_OP_GET_GEM_CREATE_INFO: {
                struct drm_amdgpu_gem_create_in info;
-               void __user *out = (void __user *)(long)args->value;
+               void __user *out = (void __user *)(uintptr_t)args->value;
 
                info.bo_size = robj->gem_base.size;
                info.alignment = robj->tbo.mem.page_alignment << PAGE_SHIFT;

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 055d10a..832be63 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -237,7 +237,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
        struct amdgpu_device *adev = dev->dev_private;
        struct drm_amdgpu_info *info = data;
        struct amdgpu_mode_info *minfo = &adev->mode_info;
-       void __user *out = (void __user *)(long)info->return_pointer;
+       void __user *out = (void __user *)(uintptr_t)info->return_pointer;
        uint32_t size = info->return_size;
        struct drm_crtc *crtc;
        uint32_t ui32 = 0;