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qemu: zero ioport_opaque on isa_unassign_ioport (Marcelo Tosatti)

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

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6606 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-02-11 15:21:29 +00:00
parent 4b09be85a0
commit a7607f7e9b
1 changed files with 2 additions and 0 deletions
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vl.c
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@ -404,6 +404,8 @@ void isa_unassign_ioport(int start, int length)
ioport_write_table[0][i] = default_ioport_writeb; ioport_write_table[0][i] = default_ioport_writeb;
ioport_write_table[1][i] = default_ioport_writew; ioport_write_table[1][i] = default_ioport_writew;
ioport_write_table[2][i] = default_ioport_writel; ioport_write_table[2][i] = default_ioport_writel;
ioport_opaque[i] = NULL;
} }
} }