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Bugfix in rvlc, buffer that was not allocated got deallocated

--- a/libfaad/rvlc.c

+++ b/libfaad/rvlc.c

@@ -16,7 +16,7 @@

 ** along with this program; if not, write to the Free Software 

 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

 **

-** $Id: rvlc.c,v 1.2 2002/12/05 19:28:22 menno Exp $

+** $Id: rvlc.c,v 1.3 2002/12/22 20:19:24 menno Exp $

 **/

 /* RVLC scalefactor decoding

@@ -133,8 +133,10 @@

     if (rvlc_esc_buffer) free(rvlc_esc_buffer);

     if (rvlc_sf_buffer) free(rvlc_sf_buffer);

-    faad_endbits(&ld_rvlc_sf);

-    faad_endbits(&ld_rvlc_esc);

+    if (ics->length_of_rvlc_sf > 0)

+        faad_endbits(&ld_rvlc_sf);

+    if (ics->sf_escapes_present)

+        faad_endbits(&ld_rvlc_esc);

     return result;

 }