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[67.216.221.250]) by smtp.gmail.com with ESMTPSA id t32sm11812552pgl.0.2020.11.09.18.56.04 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 09 Nov 2020 18:56:05 -0800 (PST) From: xiakaixu1987@gmail.com X-Google-Original-From: kaixuxia@tencent.com To: mpe@ellerman.id.au, benh@kernel.crashing.org, paulus@samba.org Subject: [PATCH] powerpc/mm: Fix comparing pointer to 0 warning Date: Tue, 10 Nov 2020 10:56:01 +0800 Message-Id: <1604976961-20441-1-git-send-email-kaixuxia@tencent.com> X-Mailer: git-send-email 1.8.3.1 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kaixu Xia , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Kaixu Xia Fixes coccicheck warning: ./arch/powerpc/mm/pgtable_32.c:87:11-12: WARNING comparing pointer to 0 Avoid pointer type value compared to 0. Reported-by: Tosk Robot Signed-off-by: Kaixu Xia --- arch/powerpc/mm/pgtable_32.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 079159e97bca..888b9713a316 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -84,7 +84,7 @@ int __ref map_kernel_page(unsigned long va, phys_addr_t pa, pgprot_t prot) pg = pte_alloc_kernel(pd, va); else pg = early_pte_alloc_kernel(pd, va); - if (pg != 0) { + if (pg) { err = 0; /* The PTE should never be already set nor present in the * hash table -- 2.20.0