From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB7AA8F7C for ; Mon, 28 Nov 2022 17:39:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E7E7DC433D7; Mon, 28 Nov 2022 17:39:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1669657145; bh=jKM45OyExbfPU5Q6hFu9MoABJsMbDce7lX335EsUz5U=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CP40dZm9Ke+bRSVHF+lpesOESaOxO87HD5P896kfM5xYHXsG3Rszi8rzO/uuh3zkN tAF6dv/2kPVWfR7+dv5FFYVFiHJYffpLeMVCaLyLkJ1Ob7NGsEkMDC59opJUjRoNuo TmbChVQ9iwJWgIy1nt71g84aSMzJz0RCXFUd3TK81KaGdY2HBtDgOd2MtejKgvlHkU fwS89hqtTfqdE5DmFPWv68S42tSlKtFXFQkgdp+3P0GlWm29y8A5iG/yLpA4FIYPC1 HeJqS6Wl7ICGY6VsPQt7UWRO/mSVCaOPz5hStYsNIe8EBVPEr5xf4NY+y75yOS34iO ymFll46i6C48g== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: KaiLong Wang , Huacai Chen , Sasha Levin , chenhuacai@kernel.org, zhangqing@loongson.cn, loongarch@lists.linux.dev Subject: [PATCH AUTOSEL 6.0 26/39] LoongArch: Fix unsigned comparison with less than zero Date: Mon, 28 Nov 2022 12:36:06 -0500 Message-Id: <20221128173642.1441232-26-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221128173642.1441232-1-sashal@kernel.org> References: <20221128173642.1441232-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: loongarch@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: KaiLong Wang [ Upstream commit b96e74bb439f096168c78ba3ba1599e0b85cfd73 ] Eliminate the following coccicheck warning: ./arch/loongarch/kernel/unwind_prologue.c:84:5-13: WARNING: Unsigned expression compared with zero: frame_ra < 0 Signed-off-by: KaiLong Wang Signed-off-by: Huacai Chen Signed-off-by: Sasha Levin --- arch/loongarch/kernel/unwind_prologue.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/loongarch/kernel/unwind_prologue.c b/arch/loongarch/kernel/unwind_prologue.c index b206d9159205..4571c3c87cd4 100644 --- a/arch/loongarch/kernel/unwind_prologue.c +++ b/arch/loongarch/kernel/unwind_prologue.c @@ -43,7 +43,8 @@ static bool unwind_by_prologue(struct unwind_state *state) { struct stack_info *info = &state->stack_info; union loongarch_instruction *ip, *ip_end; - unsigned long frame_size = 0, frame_ra = -1; + long frame_ra = -1; + unsigned long frame_size = 0; unsigned long size, offset, pc = state->pc; if (state->sp >= info->end || state->sp < info->begin) -- 2.35.1