Cleanup: use array syntax for sizeof with fixed values

Also order sizeof(..) first to promote other values to size_t.

2 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/editors/render/render_opengl.c b/source/blender/editors/render/render_opengl.c
index d279958df8a..f75dd428968 100644
--- a/source/blender/editors/render/render_opengl.c
+++ b/source/blender/editors/render/render_opengl.c
@@ -349,7 +349,7 @@ static void screen_opengl_render_doit(const bContext *C, OGLRender *oglrender, R
       ED_annotation_draw_ex(scene, gpd, sizex, sizey, scene->r.cfra, SPACE_SEQ);
       G.f &= ~G_FLAG_RENDER_VIEWPORT;
 
-      gp_rect = MEM_mallocN(sizex * sizey * sizeof(uchar) * 4, "offscreen rect");
+      gp_rect = MEM_mallocN(sizeof(uchar[4]) * sizex * sizey, "offscreen rect");
       GPU_offscreen_read_pixels(oglrender->ofs, GPU_DATA_UNSIGNED_BYTE, gp_rect);
 
       for (i = 0; i < sizex * sizey * 4; i += 4) {
diff --git a/source/blender/editors/render/render_preview.c b/source/blender/editors/render/render_preview.c
index 85fc6927063..9d0e4efa0b3 100644
--- a/source/blender/editors/render/render_preview.c
+++ b/source/blender/editors/render/render_preview.c
@@ -764,7 +764,7 @@ static void shader_preview_texture(ShaderPreview *sp, Tex *tex, Scene *sce, Rend
   /* Create buffer in empty RenderView created in the init step. */
   RenderResult *rr = RE_AcquireResultWrite(re);
   RenderView *rv = (RenderView *)rr->views.first;
-  rv->rectf = MEM_callocN(sizeof(float) * 4 * width * height, "texture render result");
+  rv->rectf = MEM_callocN(sizeof(float[4]) * width * height, "texture render result");
   RE_ReleaseResult(re);
 
   /* Get texture image pool (if any) */