diff options
Diffstat (limited to 'linux/agpsupport.c')
| -rw-r--r-- | linux/agpsupport.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/linux/agpsupport.c b/linux/agpsupport.c index fb58154d..c2da9ec7 100644 --- a/linux/agpsupport.c +++ b/linux/agpsupport.c @@ -159,6 +159,8 @@ int drm_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd, -EFAULT); if (!(entry = drm_alloc(sizeof(*entry), DRM_MEM_AGPLISTS))) return -ENOMEM; + + memset(entry, 0, sizeof(*entry)); pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE; type = (u32) request.type; @@ -254,8 +256,10 @@ int drm_agp_free(struct inode *inode, struct file *filp, unsigned int cmd, if (!(entry = drm_agp_lookup_entry(dev, request.handle))) return -EINVAL; if (entry->bound) drm_unbind_agp(entry->memory); - entry->prev->next = entry->next; - entry->next->prev = entry->prev; + + if (entry->prev) entry->prev->next = entry->next; + else dev->agp->memory = entry->next; + if (entry->next) entry->next->prev = entry->prev; drm_free_agp(entry->memory, entry->pages); drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); return 0; @@ -269,15 +273,12 @@ drm_agp_head_t *drm_agp_init(void) for (fill = &drm_agp_fill[0]; fill->name; fill++) { char *n = (char *)fill->name; -#if 0 - *fill->f = (drm_agp_func_u)get_module_symbol(NULL, n); -#endif *fill->f = (drm_agp_func_u)get_module_symbol(NULL, n); - printk("%s resolves to 0x%08lx\n", n, (*fill->f).address); + DRM_DEBUG("%s resolves to 0x%08lx\n", n, (*fill->f).address); if (!(*fill->f).address) agp_available = 0; } - printk("agp_available = %d\n", agp_available); + DRM_DEBUG("agp_available = %d\n", agp_available); if (agp_available) { if (!(head = drm_alloc(sizeof(*head), DRM_MEM_AGPLISTS))) |