scripts/bloat-o-meter: don't fail with division by 0

[mirror_ubuntu-bionic-kernel.git] / scripts / bloat-o-meter

diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
index 6f099f915dcfe15a46541af65d39327e6494f21f..94b664817ad91e2e48c8fef6361a20ab2a632763 100755 (executable)
--- a/scripts/bloat-o-meter
+++ b/scripts/bloat-o-meter
@@ -83,8 +83,11 @@ def print_result(symboltype, symbolformat, argc):
     for d, n in delta:
         if d: print("%-40s %7s %7s %+7d" % (n, old.get(n,"-"), new.get(n,"-"), d))
 
-    print("Total: Before=%d, After=%d, chg %+.2f%%" % \
-        (otot, ntot, (ntot - otot)*100.0/otot))
+    if otot:
+        percent = (ntot - otot) * 100.0 / otot
+    else:
+        percent = 0
+    print("Total: Before=%d, After=%d, chg %+.2f%%" % (otot, ntot, percent))
 
 if sys.argv[1] == "-c":
     print_result("Function", "tT", 3)