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platform_kernel-5.15
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drm/vmwgfx: Annotate ignored return values 

Cast return values to void since they, based on input arguments,
are known to be zero.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
This commit is contained in:
Thomas Hellstrom 2017-01-19 10:57:00 -08:00 committed by Sinclair Yeh
parent 8cd9f25147
commit f08c86c30e
3 changed files with 4 additions and 4 deletions
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2
drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c
View File

@ -839,7 +839,7 @@ static void vmw_move_notify(struct ttm_buffer_object *bo,
*/
static void vmw_swap_notify(struct ttm_buffer_object *bo)
{
ttm_bo_wait(bo, false, false);
(void) ttm_bo_wait(bo, false, false);
}

2
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
View File

@ -1293,7 +1293,7 @@ static void __vmw_svga_enable(struct vmw_private *dev_priv)
*/
void vmw_svga_enable(struct vmw_private *dev_priv)
{
ttm_read_lock(&dev_priv->reservation_sem, false);
(void) ttm_read_lock(&dev_priv->reservation_sem, false);
__vmw_svga_enable(dev_priv);
ttm_read_unlock(&dev_priv->reservation_sem);
}

4
drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
View File

@ -1760,7 +1760,7 @@ void vmw_resource_unpin(struct vmw_resource *res)
struct vmw_private *dev_priv = res->dev_priv;
int ret;
ttm_read_lock(&dev_priv->reservation_sem, false);
(void) ttm_read_lock(&dev_priv->reservation_sem, false);
mutex_lock(&dev_priv->cmdbuf_mutex);
ret = vmw_resource_reserve(res, false, true);
@ -1770,7 +1770,7 @@ void vmw_resource_unpin(struct vmw_resource *res)
if (--res->pin_count == 0 && res->backup) {
struct vmw_dma_buffer *vbo = res->backup;
ttm_bo_reserve(&vbo->base, false, false, NULL);
(void) ttm_bo_reserve(&vbo->base, false, false, NULL);
vmw_bo_pin_reserved(vbo, false);
ttm_bo_unreserve(&vbo->base);
}