diff options
| author | Rakib Mullick <rakib.mullick@gmail.com> | 2011-07-26 04:12:56 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-26 07:57:13 +0400 |
| commit | f35119d6681300ba6d76da53cb1ebc2eed62e77a (patch) | |
| tree | 0dfd0d1bf9acf3e48791059b50bc68fff01c4db9 /drivers/gpu/drm/drm_scatter.c | |
| parent | f1c93e4946ae1cc268729451de6335a7e7d2bea9 (diff) | |
| download | linux-f35119d6681300ba6d76da53cb1ebc2eed62e77a.tar.xz | |
drivers: use kzalloc/kcalloc instead of 'kmalloc+memset', where possible
Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com>
Cc: Jeff Garzik <jgarzik@pobox.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Tejun Heo <tj@kernel.org>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/drm_scatter.c')
| -rw-r--r-- | drivers/gpu/drm/drm_scatter.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/gpu/drm/drm_scatter.c b/drivers/gpu/drm/drm_scatter.c index d15e09b0ae0b..7525e0311e59 100644 --- a/drivers/gpu/drm/drm_scatter.c +++ b/drivers/gpu/drm/drm_scatter.c @@ -83,30 +83,26 @@ int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request) if (dev->sg) return -EINVAL; - entry = kmalloc(sizeof(*entry), GFP_KERNEL); + entry = kzalloc(sizeof(*entry), GFP_KERNEL); if (!entry) return -ENOMEM; - memset(entry, 0, sizeof(*entry)); pages = (request->size + PAGE_SIZE - 1) / PAGE_SIZE; DRM_DEBUG("size=%ld pages=%ld\n", request->size, pages); entry->pages = pages; - entry->pagelist = kmalloc(pages * sizeof(*entry->pagelist), GFP_KERNEL); + entry->pagelist = kcalloc(pages, sizeof(*entry->pagelist), GFP_KERNEL); if (!entry->pagelist) { kfree(entry); return -ENOMEM; } - memset(entry->pagelist, 0, pages * sizeof(*entry->pagelist)); - - entry->busaddr = kmalloc(pages * sizeof(*entry->busaddr), GFP_KERNEL); + entry->busaddr = kcalloc(pages, sizeof(*entry->busaddr), GFP_KERNEL); if (!entry->busaddr) { kfree(entry->pagelist); kfree(entry); return -ENOMEM; } - memset((void *)entry->busaddr, 0, pages * sizeof(*entry->busaddr)); entry->virtual = drm_vmalloc_dma(pages << PAGE_SHIFT); if (!entry->virtual) { |