[PATCH 2/5] GPU-DRM: Replace two kzalloc() calls by kcalloc() in drm_legacy_addbufs_pci()

SF Markus Elfring
2016-09-19T15:54:58Z

Date: Mon, 19 Sep 2016 17:17:34 +0200

The script "checkpatch.pl" can point information out like the following.

WARNING: Prefer kcalloc over kzalloc with multiply

Thus fix the affected source code places.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/gpu/drm/drm_bufs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index ed33f43..8a31dac 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -905,14 +905,14 @@ int drm_legacy_addbufs_pci(struct drm_device *dev,
return -EINVAL;
}

- entry->buflist = kzalloc(count * sizeof(*entry->buflist), GFP_KERNEL);
+ entry->buflist = kcalloc(count, sizeof(*entry->buflist), GFP_KERNEL);
if (!entry->buflist) {
mutex_unlock(&dev->struct_mutex);
atomic_dec(&dev->buf_alloc);
return -ENOMEM;
}

- entry->seglist = kzalloc(count * sizeof(*entry->seglist), GFP_KERNEL);
+ entry->seglist = kcalloc(count, sizeof(*entry->seglist), GFP_KERNEL);
if (!entry->seglist) {
kfree(entry->buflist);
mutex_unlock(&dev->struct_mutex);
--
2.10.0