Cleanup: Blendkernel, Clang-Tidy else-after-return fixes (incomplete)

This addresses warnings from Clang-Tidy's `readability-else-after-return`
rule in the `source/blender/blenkernel` module. Not all warnings are
addressed in this commit.

No functional changes.

1 files changed, 6 insertions, 11 deletions

diff --git a/source/blender/blenkernel/intern/CCGSubSurf_legacy.c b/source/blender/blenkernel/intern/CCGSubSurf_legacy.c
index f3f681baa01..8fc9afd58f1 100644
--- a/source/blender/blenkernel/intern/CCGSubSurf_legacy.c
+++ b/source/blender/blenkernel/intern/CCGSubSurf_legacy.c
@@ -38,9 +38,7 @@ static void *_edge_getCoVert(CCGEdge *e, CCGVert *v, int lvl, int x, int dataSiz
   if (v == e->v0) {
     return &EDGE_getLevelData(e)[dataSize * (levelBase + x)];
   }
-  else {
-    return &EDGE_getLevelData(e)[dataSize * (levelBase + (1 << lvl) - x)];
-  }
+  return &EDGE_getLevelData(e)[dataSize * (levelBase + (1 << lvl) - x)];
 }
 /* *************************************************** */
 
@@ -65,9 +63,8 @@ static CCGVert *_edge_getOtherVert(CCGEdge *e, CCGVert *vQ)
   if (vQ == e->v0) {
     return e->v1;
   }
-  else {
-    return e->v0;
-  }
+
+  return e->v0;
 }
 
 static float *_face_getIFNoEdge(CCGFace *f,
@@ -111,15 +108,13 @@ static float EDGE_getSharpness(CCGEdge *e, int lvl)
   if (!lvl) {
     return e->crease;
   }
-  else if (!e->crease) {
+  if (!e->crease) {
     return 0.0f;
   }
-  else if (e->crease - lvl < 0.0f) {
+  if (e->crease - lvl < 0.0f) {
     return 0.0f;
   }
-  else {
-    return e->crease - lvl;
-  }
+  return e->crease - lvl;
 }
 
 typedef struct CCGSubSurfCalcSubdivData {