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

Commit Message

SF Markus Elfring Sept. 19, 2016, 3:54 p.m. UTC

From: Markus Elfring <[e-mail]>
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 <[e-mail]>
---
 drivers/gpu/drm/drm_bufs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

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);