drm: Prefer kmalloc_array() over kmalloc() with multiply

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@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 45e17df..0d3a410 100644 (file)
--- 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;