Minor warning cleanup & fix

- comment/remove assignments from values to themselves.
- add case break statements (no functional change but some source code checkers notice).
- fix python errors when the sculpt brush is None.

3 files changed, 3 insertions, 0 deletions

diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c b/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
index b32c531d8f9..e395716f36d 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_channelMatte.c
@@ -97,6 +97,7 @@ static void do_channel_matte(bNode *node, float *out, float *in)
 			default:
 				break;
 		}
+		break;
 	}
 	default:
 		break;
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_glare.c b/source/blender/nodes/intern/CMP_nodes/CMP_glare.c
index 1a339b45a05..2e0822a4511 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_glare.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_glare.c
@@ -467,6 +467,7 @@ static void node_composit_exec_glare(void *UNUSED(data), bNode *node, bNodeStack
 		case 2:
 		default:
 			streaks(ndg, new, src);
+			break;
 	}
 
 	free_compbuf(src);
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_rotate.c b/source/blender/nodes/intern/CMP_nodes/CMP_rotate.c
index b6b1764ff0f..eccac4f0e6d 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_rotate.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_rotate.c
@@ -97,6 +97,7 @@ static void node_composit_exec_rotate(void *UNUSED(data), bNode *node, bNodeStac
 						break;
 					case 2:
 						bicubic_interpolation(ibuf, obuf, u, v, xo, yo);
+						break;
 					}
 
 				}