Messages in this thread | | | Date | Fri, 22 Jul 2016 11:31:11 -0400 | From | Rich Felker <> | Subject | Re: [PATCH] sh-DWARF: Delete unnecessary checks before the function call "mempool_destroy" |
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On Tue, Jul 19, 2016 at 11:08:24PM +0200, SF Markus Elfring wrote: > > 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); > > } > > > > Would you like to integrate this update suggestion > into another source code repository?
Looks OK. I have it in my linux-sh tree to go upstream.
Rich
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