1 files changed, 10 insertions, 5 deletions

diff --git a/archival/libarchive/bz/compress.c b/archival/libarchive/bz/compress.c
index 534cf665a..992fd5884 100644
--- a/archival/libarchive/bz/compress.c
+++ b/archival/libarchive/bz/compress.c
@@ -289,11 +289,16 @@ void sendMTFValues(EState* s)
 
         /*--- Decide how many coding tables to use ---*/
         AssertH(s->nMTF > 0, 3001);
-        if (s->nMTF < 200)  nGroups = 2; else
-        if (s->nMTF < 600)  nGroups = 3; else
-        if (s->nMTF < 1200) nGroups = 4; else
-        if (s->nMTF < 2400) nGroups = 5; else
-        nGroups = 6;
+        // 1..199 = 2
+        // 200..599 = 3
+        // 600..1199 = 4
+        // 1200..2399 = 5
+        // else 6
+        nGroups = 2;
+        nGroups += (s->nMTF >= 200);
+        nGroups += (s->nMTF >= 600);
+        nGroups += (s->nMTF >= 1200);
+        nGroups += (s->nMTF >= 2400);
 
         /*--- Generate an initial set of coding tables ---*/
         {