[PATCH 3/7] drm: Prefer kmalloc_array() over kmalloc() with multiply
Thierry Reding
thierry.reding at gmail.com
Wed Dec 10 04:03:36 PST 2014
From: Thierry Reding <treding at nvidia.com>
Fixes a couple of checkpatch warnings regarding the use of kmalloc()
with a multiplication. kmalloc_array() is the preferred API.
Signed-off-by: Thierry Reding <treding at nvidia.com>
---
drivers/gpu/drm/drm_crtc.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 7228c70de281..2ce5629a53c1 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1174,8 +1174,8 @@ int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane,
plane->base.properties = &plane->properties;
plane->dev = dev;
plane->funcs = funcs;
- plane->format_types = kmalloc(sizeof(uint32_t) * format_count,
- GFP_KERNEL);
+ plane->format_types = kmalloc_array(format_count, sizeof(uint32_t),
+ GFP_KERNEL);
if (!plane->format_types) {
DRM_DEBUG_KMS("out of memory when allocating plane\n");
drm_mode_object_put(dev, &plane->base);
@@ -2705,9 +2705,9 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
goto out;
}
- connector_set = kmalloc(crtc_req->count_connectors *
- sizeof(struct drm_connector *),
- GFP_KERNEL);
+ connector_set = kmalloc_array(crtc_req->count_connectors,
+ sizeof(struct drm_connector *),
+ GFP_KERNEL);
if (!connector_set) {
ret = -ENOMEM;
goto out;
--
2.1.3
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