util: Update fast_log2 article url.

diff --git a/src/gallium/auxiliary/util/u_math.h b/src/gallium/auxiliary/util/u_math.h
index 196aeb2..084655e 100644 (file)
--- a/src/gallium/auxiliary/util/u_math.h
+++ b/src/gallium/auxiliary/util/u_math.h
@@ -254,7 +254,7 @@ util_fast_exp2(float x)
 
 
 /**
- * Based on code from http://www.flipcode.com/totd/
+ * Based on code from http://www.flipcode.com/archives/Fast_log_Function.shtml
  */
 static INLINE float
 util_fast_log2(float val)