Messages in this thread Patch in this message | | | Subject | [PATCH] sh-DWARF: Delete unnecessary checks before the function call "mempool_destroy" | From | SF Markus Elfring <> | Date | Mon, 16 Nov 2015 08:28:55 +0100 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Mon, 16 Nov 2015 08:20:36 +0100
The mempool_destroy() function tests whether its argument is NULL and then returns immediately. Thus the test around the calls is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- arch/sh/kernel/dwarf.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index 9d209a0..e1d751a 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -1009,10 +1009,8 @@ static void __init 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); + mempool_destroy(dwarf_reg_pool); + mempool_destroy(dwarf_frame_pool); kmem_cache_destroy(dwarf_reg_cachep); kmem_cache_destroy(dwarf_frame_cachep); } -- 2.6.2
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