Messages in this thread Patch in this message | | | Date | Sat, 7 Mar 2015 15:53:48 -0800 (PST) | From | David Rientjes <> | Subject | [patch 1/2] sh, dwarf: destroy mempools on cleanup |
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dwarf_reg_pool and dwarf_frame_pool are not properly destroyed when cleaning up the dwarf unwinder. Destroy them with mempool_destroy().
Also mark dwarf_unwinder_cleanup() as __init.
Signed-off-by: David Rientjes <rientjes@google.com> --- arch/sh/kernel/dwarf.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -993,7 +993,7 @@ static struct unwinder dwarf_unwinder = { .rating = 150, }; -static void dwarf_unwinder_cleanup(void) +static void __init dwarf_unwinder_cleanup(void) { struct dwarf_fde *fde, *next_fde; struct dwarf_cie *cie, *next_cie; @@ -1009,6 +1009,10 @@ static void dwarf_unwinder_cleanup(void) rbtree_postorder_for_each_entry_safe(cie, next_cie, &cie_root, node) kfree(cie); + if (dwarf_reg_pool) + mempool_destroy(dwarf_reg_pool); + if (dwarf_frame_pool) + mempool_destroy(dwarf_frame_pool); kmem_cache_destroy(dwarf_reg_cachep); kmem_cache_destroy(dwarf_frame_cachep); }
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