From patchwork Thu Nov 3 16:44:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Teo Couprie Diaz X-Patchwork-Id: 1699506 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it (client-ip=213.254.12.146; helo=picard.linux.it; envelope-from=ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it; receiver=) Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4N3fch5ZYGz23lK for ; Fri, 4 Nov 2022 23:11:48 +1100 (AEDT) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id B70553CB346 for ; Fri, 4 Nov 2022 13:11:46 +0100 (CET) X-Original-To: ltp@lists.linux.it Delivered-To: ltp@picard.linux.it Received: from in-3.smtp.seeweb.it (in-3.smtp.seeweb.it [IPv6:2001:4b78:1:20::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 843E03CB498 for ; Fri, 4 Nov 2022 13:06:19 +0100 (CET) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by in-3.smtp.seeweb.it (Postfix) with ESMTP id D29BC1A00484 for ; Thu, 3 Nov 2022 17:44:49 +0100 (CET) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 468AB1FB for ; Thu, 3 Nov 2022 09:44:54 -0700 (PDT) Received: from e126380.cambridge.arm.com (e126380.cambridge.arm.com [10.1.32.50]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 852A43F5A1 for ; Thu, 3 Nov 2022 09:44:47 -0700 (PDT) From: Teo Couprie Diaz To: ltp@lists.linux.it Date: Thu, 3 Nov 2022 16:44:30 +0000 Message-Id: <20221103164431.365731-2-teo.coupriediaz@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221103164431.365731-1-teo.coupriediaz@arm.com> References: <20221103164431.365731-1-teo.coupriediaz@arm.com> MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.102.4 at in-3.smtp.seeweb.it X-Virus-Status: Clean X-Spam-Status: No, score=0.0 required=7.0 tests=SPF_HELO_NONE,SPF_PASS autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on in-3.smtp.seeweb.it Subject: [LTP] [PATCH 1/2] regen.sh: Use intptr_t for tst_syscall return X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" Some syscalls directly return pointers, like brk or mmap. int is currently used for the return value in tst_syscall but is not large enough to guarantee that such a returned value will fit. Instead, use intptr_t which is guaranted to be castable to (void *) without loss of data. Signed-off-by: Teo Couprie Diaz --- include/lapi/syscalls/regen.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/lapi/syscalls/regen.sh b/include/lapi/syscalls/regen.sh index 3bf38fd03..97027e2f3 100755 --- a/include/lapi/syscalls/regen.sh +++ b/include/lapi/syscalls/regen.sh @@ -48,7 +48,7 @@ cat << EOF > "${output_pid}" #endif #define tst_syscall(NR, ...) ({ \\ - int tst_ret; \\ + intptr_t tst_ret; \\ if (NR == __LTP__NR_INVALID_SYSCALL) { \\ errno = ENOSYS; \\ tst_ret = -1; \\