[PATCH 17/23] mga_dma.c: drm_alloc + memset to drm_zalloc

[m . kozlowski]

Signed-off-by: Mariusz Kozlowski <[EMAIL PROTECTED]>

 drivers/char/drm/mga_dma.c | 30418 -> 30253 (-165 bytes)
 drivers/char/drm/mga_dma.o | 140668 -> 140304 (-364 bytes)

 drivers/char/drm/mga_dma.c |   14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

--- linux-2.6.23-rc3-mm1.orig/drivers/char/drm/mga_dma.c
+++ linux-2.6.23-rc3-mm1/drivers/char/drm/mga_dma.c
@@ -254,23 +254,20 @@ static int mga_freelist_init(struct drm_
        int i;
        DRM_DEBUG("count=%d\n", dma->buf_count);

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

-       memset(dev_priv->head, 0, sizeof(drm_mga_freelist_t));
        SET_AGE(&dev_priv->head->age, MGA_BUFFER_USED, 0);

        for (i = 0; i < dma->buf_count; i++) {
                buf = dma->buflist[i];
                buf_priv = buf->dev_private;

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

-               memset(entry, 0, sizeof(drm_mga_freelist_t));
-
                entry->next = dev_priv->head->next;
                entry->prev = dev_priv->head;
                SET_AGE(&entry->age, MGA_BUFFER_FREE, 0);
@@ -397,12 +394,11 @@ int mga_driver_load(struct drm_device *
 {
        drm_mga_private_t *dev_priv;

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

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

        dev_priv->usec_timeout = MGA_DEFAULT_USEC_TIMEOUT;
        dev_priv->chipset = flags;

--
-
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