Correct fatal ambiguity.

Originally committed as revision 11862 to svn://svn.ffmpeg.org/ffmpeg/trunk

doc/general.texi

@@ -829,7 +829,7 @@ should also be avoided if they don't make the code easier to understand.
     warning always points to correct and clean code, that warning should
     be disabled, not the code changed.
     Thus the remaining warnings can either be bugs or correct code.
-    If it is a bug, it has to be fixed. If it is not, the code should
+    If it is a bug, the bug has to be fixed. If it is not, the code should
     be changed to not generate a warning unless that causes a slowdown
     or obfuscates the code.
 @item