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 3511F1714D0; Thu, 15 Aug 2024 13:31:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723728665; cv=none; b=l8VFPeVUF/SKUgl/v2vKvZXDGIoOYpa3LvSUvJJ15WeVENzX/p2CtbBOmUxiZawUPJr7xxhygtdcgLXux68mbVjd2U0JU6NwXNuX6SiQroLniS7UgIi39Ru0VQUMjMXWGNBRswAbkP9zPM83+qi6YG9wHpko/5s//lOm8rqg3sk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723728665; c=relaxed/simple; bh=ZR7ngSpaI4tsHDFL5W9NiYkEf6YV9V2B2PzMGm/ZbWk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Wz4zTr0omZN1kPNLHkI0kn6Kr/zb/Rs4aUrJAef/8nMX16qam1C2KLGHi+fseBTBEZRBahmKh7RpQQoCBEwmm/3vwX7Gw/Xm2RuOTxleSPtYBgRx1kN3MID7k1mTIXfb/Q1mmvCq4fXLXs91BCuFyfsQ3KsB54H09bD1P8ui7ps= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=1sMBcF++; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="1sMBcF++" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD407C32786; Thu, 15 Aug 2024 13:31:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1723728665; bh=ZR7ngSpaI4tsHDFL5W9NiYkEf6YV9V2B2PzMGm/ZbWk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1sMBcF++ZkyICqXkSnCUziibfDOxU9MGgbfMy6CmmUp/tWW0fMr1+zhBrNhRa1rQo 2GIRaANLKM/liclCzmfRPn4+aoriHFtV8YfwVdLDdbTM6YkMdB1sJblzctz/i4OgfZ eIpntJ6fUtJtDO6waJfrFJ88cT6iUL0NCPjBeDZs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Leon Romanovsky , Jason Gunthorpe , Sasha Levin Subject: [PATCH 4.19 044/196] RDMA/mlx4: Fix truncated output warning in mad.c Date: Thu, 15 Aug 2024 15:22:41 +0200 Message-ID: <20240815131853.770150018@linuxfoundation.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240815131852.063866671@linuxfoundation.org> References: <20240815131852.063866671@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Leon Romanovsky [ Upstream commit 0d2e6992fc956e3308cd5376c18567def4cb3967 ] Increase size of the name array to avoid truncated output warning. drivers/infiniband/hw/mlx4/mad.c: In function ‘mlx4_ib_alloc_demux_ctx’: drivers/infiniband/hw/mlx4/mad.c:2197:47: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 4 [-Werror=format-truncation=] 2197 | snprintf(name, sizeof(name), "mlx4_ibt%d", port); | ^~ drivers/infiniband/hw/mlx4/mad.c:2197:38: note: directive argument in the range [-2147483645, 2147483647] 2197 | snprintf(name, sizeof(name), "mlx4_ibt%d", port); | ^~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:2197:9: note: ‘snprintf’ output between 10 and 20 bytes into a destination of size 12 2197 | snprintf(name, sizeof(name), "mlx4_ibt%d", port); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:2205:48: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 3 [-Werror=format-truncation=] 2205 | snprintf(name, sizeof(name), "mlx4_ibwi%d", port); | ^~ drivers/infiniband/hw/mlx4/mad.c:2205:38: note: directive argument in the range [-2147483645, 2147483647] 2205 | snprintf(name, sizeof(name), "mlx4_ibwi%d", port); | ^~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:2205:9: note: ‘snprintf’ output between 11 and 21 bytes into a destination of size 12 2205 | snprintf(name, sizeof(name), "mlx4_ibwi%d", port); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:2213:48: error: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size 3 [-Werror=format-truncation=] 2213 | snprintf(name, sizeof(name), "mlx4_ibud%d", port); | ^~ drivers/infiniband/hw/mlx4/mad.c:2213:38: note: directive argument in the range [-2147483645, 2147483647] 2213 | snprintf(name, sizeof(name), "mlx4_ibud%d", port); | ^~~~~~~~~~~~~ drivers/infiniband/hw/mlx4/mad.c:2213:9: note: ‘snprintf’ output between 11 and 21 bytes into a destination of size 12 2213 | snprintf(name, sizeof(name), "mlx4_ibud%d", port); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors make[6]: *** [scripts/Makefile.build:244: drivers/infiniband/hw/mlx4/mad.o] Error 1 Fixes: fc06573dfaf8 ("IB/mlx4: Initialize SR-IOV IB support for slaves in master context") Link: https://lore.kernel.org/r/f3798b3ce9a410257d7e1ec7c9e285f1352e256a.1718554569.git.leon@kernel.org Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/mlx4/mad.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 418b9312fb2d7..a034cb3fa7cad 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -2158,7 +2158,7 @@ static int mlx4_ib_alloc_demux_ctx(struct mlx4_ib_dev *dev, struct mlx4_ib_demux_ctx *ctx, int port) { - char name[12]; + char name[21]; int ret = 0; int i; -- 2.43.0