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authorDavid Rientjes <rientjes@google.com>2015-04-14 15:42:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-14 16:48:56 -0700
commit7b4b425897cd582897ccc38b637ce7ab5ffc5593 (patch)
tree7170fb95137d73487fe8be5f97b40be055c39862 /arch/sh/kernel
parent5017335d6d8c1fc3bbc04f80785440885f305879 (diff)
arch/sh/kernel/dwarf.c: destroy mempools on cleanup
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> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/sh/kernel')
-rw-r--r--arch/sh/kernel/dwarf.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index 67a049e75ec1..60437e9c345e 100644
--- 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);
}