Signed-off-by: Mariusz Kozlowski <[email protected]>
drivers/char/drm/drm_scatter.c | 6113 -> 5945 (-168 bytes)
drivers/char/drm/drm_scatter.o | 105552 -> 105584 (+32 bytes)
drivers/char/drm/drm_scatter.c | 11 +++--------
1 file changed, 3 insertions(+), 8 deletions(-)
--- linux-2.6.23-rc3-mm1.orig/drivers/char/drm/drm_scatter.c
+++ linux-2.6.23-rc3-mm1/drivers/char/drm/drm_scatter.c
@@ -83,26 +83,22 @@ int drm_sg_alloc(struct inode *inode, st
if (copy_from_user(&request, argp, sizeof(request)))
return -EFAULT;
- entry = drm_alloc(sizeof(*entry), DRM_MEM_SGLISTS);
+ entry = drm_zalloc(sizeof(*entry), DRM_MEM_SGLISTS);
if (!entry)
return -ENOMEM;
- memset(entry, 0, sizeof(*entry));
-
pages = (request.size + PAGE_SIZE - 1) / PAGE_SIZE;
DRM_DEBUG("sg size=%ld pages=%ld\n", request.size, pages);
entry->pages = pages;
- entry->pagelist = drm_alloc(pages * sizeof(*entry->pagelist),
+ entry->pagelist = drm_calloc(pages, sizeof(*entry->pagelist),
DRM_MEM_PAGES);
if (!entry->pagelist) {
drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS);
return -ENOMEM;
}
- memset(entry->pagelist, 0, pages * sizeof(*entry->pagelist));
-
- entry->busaddr = drm_alloc(pages * sizeof(*entry->busaddr),
+ entry->busaddr = drm_calloc(pages, sizeof(*entry->busaddr),
DRM_MEM_PAGES);
if (!entry->busaddr) {
drm_free(entry->pagelist,
@@ -111,7 +107,6 @@ int drm_sg_alloc(struct inode *inode, st
drm_free(entry, sizeof(*entry), DRM_MEM_SGLISTS);
return -ENOMEM;
}
- memset((void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr));
entry->virtual = vmalloc_32(pages << PAGE_SHIFT);
if (!entry->virtual) {
--
-
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