1 files changed, 2 insertions, 4 deletions

diff --git a/fs/btrfs/math.h b/fs/btrfs/math.h
index b7816cefbd13..1b10a3cd1195 100644
--- a/fs/btrfs/math.h
+++ b/fs/btrfs/math.h
@@ -28,8 +28,7 @@ static inline u64 div_factor(u64 num, int factor)
         if (factor == 10)
                 return num;
         num *= factor;
-        do_div(num, 10);
-        return num;
+        return div_u64(num, 10);
 }
 
 static inline u64 div_factor_fine(u64 num, int factor)
@@ -37,8 +36,7 @@ static inline u64 div_factor_fine(u64 num, int factor)
         if (factor == 100)
                 return num;
         num *= factor;
-        do_div(num, 100);
-        return num;
+        return div_u64(num, 100);
 }
 
 #endif