2 files changed, 13 insertions, 1 deletions
diff --git a/source/blender/sequencer/intern/sequencer.c b/source/blender/sequencer/intern/sequencer.c
index 382bd51aae1..c164e7fc2ee 100644
--- a/source/blender/sequencer/intern/sequencer.c
+++ b/source/blender/sequencer/intern/sequencer.c
@@ -636,6 +636,18 @@ void SEQ_sequence_base_dupli_recursive(const Scene *scene_src,
     seq_new_fix_links_recursive(seq);
   }
 }
+
+bool SEQ_valid_strip_channel(Sequence *seq)
+{
+  if (seq->machine < 1) {
+    return false;
+  }
+  if (seq->machine > MAXSEQ) {
+    return false;
+  }
+  return true;
+}
+
 /* r_prefix + [" + escaped_name + "] + \0 */
 #define SEQ_RNAPATH_MAXSTR ((30 + 2 + (SEQ_NAME_MAXSTR * 2) + 2) + 1)
 
diff --git a/source/blender/sequencer/intern/strip_transform.c b/source/blender/sequencer/intern/strip_transform.c
index d5ff455c694..54ca4ef487f 100644
--- a/source/blender/sequencer/intern/strip_transform.c
+++ b/source/blender/sequencer/intern/strip_transform.c
@@ -278,7 +278,7 @@ bool SEQ_transform_seqbase_shuffle_ex(ListBase *seqbasep,
     SEQ_time_update_sequence(evil_scene, test);
   }
 
-  if ((test->machine < 1) || (test->machine > MAXSEQ)) {
+  if (!SEQ_valid_strip_channel(test)) {
     /* Blender 2.4x would remove the strip.
      * nicer to move it to the end */