Reloading a possibly freed function pointer. Patch by Mike Frysinger.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4732 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

+2014-04-05  Mike Frysinger  <vapier@gentoo.org>
+	* src/nano.c (do_input): Reload possibly freed function pointer.
+
 2014-04-04  Benno Schulenberg  <bensberg@justemail.net>
 	* src/{files.c,nano.c}: Avoid two more compilation warnings.
 	* configure.ac: Allow --enable-extra and --enable-multibuffer

src/nano.c

@@ -1675,6 +1675,9 @@ int do_input(bool *meta_key, bool *func_key, bool *s_or_t, bool
 #endif
 				s->scfunc();
 #ifndef DISABLE_COLOR
+				/* The command might have re-initialized shortcuts,
+				 * in which case f is now invalid.  Let's reload it. */
+				f = sctofunc((sc *) s);
 				if (f && !f->viewok && openfile->syntax != NULL
 					&& openfile->syntax->nmultis > 0) {
 				    reset_multis(openfile->current, FALSE);