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sh: Fix access to released memory in dwarf_unwinder_cleanup()

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Signed-off-by: Marek Skuczynski <mareksk7@gmail.com>
Acked-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Marek Skuczynski 2010-01-30 22:27:41 +01:00 committed by Paul Mundt
parent e5ff15bec9
commit 00b3e0a2e0
1 changed files with 4 additions and 4 deletions
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8
arch/sh/kernel/dwarf.c
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@ -892,18 +892,18 @@ static struct unwinder dwarf_unwinder = {
static void dwarf_unwinder_cleanup(void)
{
struct dwarf_cie *cie;
struct dwarf_fde *fde;
struct dwarf_cie *cie, *cie_tmp;
struct dwarf_fde *fde, *fde_tmp;
/*
* Deallocate all the memory allocated for the DWARF unwinder.
* Traverse all the FDE/CIE lists and remove and free all the
* memory associated with those data structures.
*/
list_for_each_entry(cie, &dwarf_cie_list, link)
list_for_each_entry_safe(cie, cie_tmp, &dwarf_cie_list, link)
kfree(cie);
list_for_each_entry(fde, &dwarf_fde_list, link)
list_for_each_entry_safe(fde, fde_tmp, &dwarf_fde_list, link)
kfree(fde);
kmem_cache_destroy(dwarf_reg_cachep);