[Qemu-devel] [6606] qemu: zero ioport_opaque on isa_unassign_ioport (Marcelo Tosatti)

[Anthony Liguori]

Revision: 6606
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6606
Author:   aliguori
Date:     2009-02-11 15:21:29 +0000 (Wed, 11 Feb 2009)

Log Message:
-----------
qemu: zero ioport_opaque on isa_unassign_ioport (Marcelo Tosatti)

If the io port is unassigned, the previous private pointer is
meaningless.

Signed-off-by: Marcelo Tosatti <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>

Modified Paths:
--------------
    trunk/vl.c

Modified: trunk/vl.c
===================================================================
--- trunk/vl.c  2009-02-11 15:21:22 UTC (rev 6605)
+++ trunk/vl.c  2009-02-11 15:21:29 UTC (rev 6606)
@@ -404,6 +404,8 @@
         ioport_write_table[0][i] = default_ioport_writeb;
         ioport_write_table[1][i] = default_ioport_writew;
         ioport_write_table[2][i] = default_ioport_writel;
+
+        ioport_opaque[i] = NULL;
     }
 }