Add a point to the checklist about checking new demuxers/decoders

against damaged input.

Originally committed as revision 12669 to svn://svn.ffmpeg.org/ffmpeg/trunk

doc/general.texi

@@ -906,6 +906,9 @@ do not attach several unrelated patches to the same mail.
 @item
     Have you checked that the patch does not introduce buffer overflows or
     other security issues?
+@item
+    If you add a new demuxer or decoder, have you checked that it does not
+    crash with damaged input (see tools/trasher)?
 @item
     Is the patch created from the root of the source tree, so it can be
     applied with @code{patch -p0}?