sim: moxie: fix leakage in error path [BZ #18273]

Reported-by: dcb <dcb314@hotmail.com>

sim/moxie/ChangeLog

@@ -1,3 +1,8 @@
+2015-10-11  Mike Frysinger  <vapier@gentoo.org>
+
+	PR sim/18273
+	* interp.c (load_dtb): Close open file in error path.
+
 2015-06-23  Mike Frysinger  <vapier@gentoo.org>
 
 	* configure: Regenerate.

sim/moxie/interp.c

@@ -1273,6 +1273,7 @@ load_dtb (SIM_DESC sd, const char *filename)
   if (size != fread (buf, 1, size, f))
     {
       sim_io_eprintf (sd, "ERROR: error reading ``%s''.\n", filename);
+      fclose (f);
       return;
     }
   sim_core_write_buffer (sd, scpu, write_map, buf, 0xE0000000, size);