GPU-DRM: Replace a kzalloc() call by kcalloc() in drm_legacy_addbufs_sg()
authorMarkus Elfring <elfring@users.sourceforge.net>
Mon, 19 Sep 2016 15:30:31 +0000 (17:30 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Wed, 21 Sep 2016 11:24:27 +0000 (13:24 +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 place.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/b340d1ca-f114-a523-e6d1-afe7fd6c3826@users.sourceforge.net
drivers/gpu/drm/drm_bufs.c

index 36dd685586bffe89999e3ef703dd3ad9a832c99b..adb1dd7fde5f381afb9a0bd443f2e05312d71a5f 100644 (file)
@@ -1117,8 +1117,7 @@ static int drm_legacy_addbufs_sg(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);