[PATCH 21/23] savage_bci.c: drm_alloc + memset to drm_zalloc and cleanup

[m.kozlowski@tuxland.pl]

[-- Attachment #1: savage_bci.diff --]
[-- Type: text/plain, Size: 1784 bytes --]

The initialization in for loop can be removed as the SET_AGE macro
set the age struct and other members to zero.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>

 drivers/char/drm/savage_bci.c | 31888 -> 31634 (-254 bytes)
 drivers/char/drm/savage_bci.o | 138936 -> 138984 (+48 bytes)

 drivers/char/drm/savage_bci.c |   18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

--- linux-2.6.23-rc3-mm1.orig/drivers/char/drm/savage_bci.c
+++ linux-2.6.23-rc3-mm1/drivers/char/drm/savage_bci.c
@@ -294,20 +294,13 @@ void savage_freelist_put(struct drm_devi
  */
 static int savage_dma_init(drm_savage_private_t * dev_priv)
 {
-	unsigned int i;
-
 	dev_priv->nr_dma_pages = dev_priv->cmd_dma->size /
 	    (SAVAGE_DMA_PAGE_SIZE * 4);
-	dev_priv->dma_pages = drm_alloc(sizeof(drm_savage_dma_page_t) *
-					dev_priv->nr_dma_pages, DRM_MEM_DRIVER);
-	if (dev_priv->dma_pages == NULL)
+	dev_priv->dma_pages = drm_calloc(dev_priv->nr_dma_pages,
+				sizeof(drm_savage_dma_page_t), DRM_MEM_DRIVER);
+	if (!dev_priv->dma_pages)
 		return DRM_ERR(ENOMEM);

-	for (i = 0; i < dev_priv->nr_dma_pages; ++i) {
-		SET_AGE(&dev_priv->dma_pages[i].age, 0, 0);
-		dev_priv->dma_pages[i].used = 0;
-		dev_priv->dma_pages[i].flushed = 0;
-	}
 	SET_AGE(&dev_priv->last_dma_age, 0, 0);

 	dev_priv->first_dma_page = 0;
@@ -539,11 +532,10 @@ int savage_driver_load(struct drm_device
 {
 	drm_savage_private_t *dev_priv;

-	dev_priv = drm_alloc(sizeof(drm_savage_private_t), DRM_MEM_DRIVER);
-	if (dev_priv == NULL)
+	dev_priv = drm_zalloc(sizeof(drm_savage_private_t), DRM_MEM_DRIVER);
+	if (!dev_priv)
 		return DRM_ERR(ENOMEM);

-	memset(dev_priv, 0, sizeof(drm_savage_private_t));
 	dev->dev_private = (void *)dev_priv;

 	dev_priv->chipset = (enum savage_family)chipset;

--