From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Fri, 21 Nov 2014 23:01:41 +0000 Subject: [PATCH 1/1] [IA64] Deletion of unnecessary checks before the function call "unw_remove_unwind_table" Message-Id: <546FC455.8090702@users.sourceforge.net> List-Id: References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Fenghua Yu , Tony Luck , linux-ia64@vger.kernel.org Cc: LKML , kernel-janitors@vger.kernel.org, Julia Lawall From: Markus Elfring Date: Fri, 21 Nov 2014 23:57:28 +0100 The unw_remove_unwind_table() function performs also input parameter validation. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- arch/ia64/kernel/module.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c index 24603be..30ff27d 100644 --- a/arch/ia64/kernel/module.c +++ b/arch/ia64/kernel/module.c @@ -946,8 +946,6 @@ module_finalize (const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *mo void module_arch_cleanup (struct module *mod) { - if (mod->arch.init_unw_table) - unw_remove_unwind_table(mod->arch.init_unw_table); - if (mod->arch.core_unw_table) - unw_remove_unwind_table(mod->arch.core_unw_table); + unw_remove_unwind_table(mod->arch.init_unw_table); + unw_remove_unwind_table(mod->arch.core_unw_table); } -- 2.1.3