From patchwork Tue Aug 16 10:51:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiri Slaby X-Patchwork-Id: 12944710 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F24FC32773 for ; Tue, 16 Aug 2022 11:32:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233990AbiHPLcx (ORCPT ); Tue, 16 Aug 2022 07:32:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33698 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234664AbiHPLch (ORCPT ); Tue, 16 Aug 2022 07:32:37 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E4BDB1DE for ; Tue, 16 Aug 2022 03:51:36 -0700 (PDT) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 3F1651F9C2; Tue, 16 Aug 2022 10:51:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_rsa; t=1660647095; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=P07ffsOFUmsbckrFkmoI4YoymIAs4Iys1kUYyiuWDnw=; b=oRMA+8BnLI5TMyHbHvdrvnm0aVqi0RXVH/R7PNxqtI+Agl2taMW3Kf/Rv2XoQdkyvwmmQh kNXP0S53r+fJ5o9EP6dC7W6Zwb0xRzxP5h6UA5HUzO9e6Ahzlk5dBUQ4i4eVkLGZeCMIvK Tpflmd2E8VrO6Oy19P43oN/Y9Xl10iw= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.cz; s=susede2_ed25519; t=1660647095; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=P07ffsOFUmsbckrFkmoI4YoymIAs4Iys1kUYyiuWDnw=; b=vAi2wH00quiF1/DoLVDfXWnsWAIxrPrAZdUuaWHLPy2Ro5S6Pwo1aNin6jtvAvTrENmuay wAWTQ7T3NvQlr2Bw== Received: from localhost.localdomain (unknown [10.100.208.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id 133982C149; Tue, 16 Aug 2022 10:51:35 +0000 (UTC) From: Jiri Slaby To: Jens Axboe Cc: io-uring@vger.kernel.org, Jiri Slaby , Stefan Roesch Subject: [PATCH v2] test/xattr: don't rely on NUL-termination Date: Tue, 16 Aug 2022 12:51:34 +0200 Message-Id: <20220816105134.9824-1-jslaby@suse.cz> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220816104645.9554-1-jslaby@suse.cz> References: <20220816104645.9554-1-jslaby@suse.cz> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org The returned value from io_uring_fgetxattr() needs not be NUL-terminated, as we stored non-NUL-terminated string by io_uring_fsetxattr() previously. So don't use strlen() on value, but on VALUE1, and VALUE2 respectively. This fixes random test failures. Cc: Stefan Roesch Fixes: d6515e06f73c ("liburing: Add new test program to verify xattr support") Signed-off-by: Jiri Slaby --- [v2] added Fixes, Cc, and fixed a typo in the message above. test/xattr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/test/xattr.c b/test/xattr.c index d88059cb..101d82b3 100644 --- a/test/xattr.c +++ b/test/xattr.c @@ -210,14 +210,14 @@ static int test_fxattr(void) /* Test reading attributes. */ value_len = io_uring_fgetxattr(&ring, fd, KEY1, value, XATTR_SIZE); - if (value_len != strlen(value) || strncmp(value, VALUE1, value_len)) { + if (value_len != strlen(VALUE1) || strncmp(value, VALUE1, value_len)) { fprintf(stderr, "Error: fgetxattr expected value: %s, returned value: %s\n", VALUE1, value); rc = -1; goto Exit; } value_len = io_uring_fgetxattr(&ring, fd, KEY2, value, XATTR_SIZE); - if (value_len != strlen(value)|| strncmp(value, VALUE2, value_len)) { + if (value_len != strlen(VALUE2) || strncmp(value, VALUE2, value_len)) { fprintf(stderr, "Error: fgetxattr expected value: %s, returned value: %s\n", VALUE2, value); rc = -1; goto Exit;