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 B65E61863 for ; Wed, 28 Dec 2022 15:23:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 33A31C433F0; Wed, 28 Dec 2022 15:23:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1672240983; bh=4xWzO25yKAwrZVQzrnUup2pMc6HbbTZB6NYWqInom50=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F9DWRZMhTsoqqavHgF2Rd93YF8/3UsjKYK/aYNuhzv8l81NhMf72ru4PynwHSifV0 aLIw7FaSGHvX4jCZxQxSEziFJ5ncvcktuaJvljeQlppPc+CozpQQfReRPuVG2VQszG xt7dXHzOFLxdr9VtFItAeHS8/xhhilRCiiIYW2iQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wang Yufen , Leon Romanovsky , Sasha Levin Subject: [PATCH 5.15 424/731] RDMA/hfi1: Fix error return code in parse_platform_config() Date: Wed, 28 Dec 2022 15:38:51 +0100 Message-Id: <20221228144308.859254737@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221228144256.536395940@linuxfoundation.org> References: <20221228144256.536395940@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Wang Yufen [ Upstream commit 725349f8ba1e78a146c6ff8f3ee5e2712e517106 ] In the previous iteration of the while loop, the "ret" may have been assigned a value of 0, so the error return code -EINVAL may have been incorrectly set to 0. To fix set valid return code before calling to goto. Fixes: 97167e813415 ("staging/rdma/hfi1: Tune for unknown channel if configuration file is absent") Signed-off-by: Wang Yufen Link: https://lore.kernel.org/r/1669953638-11747-1-git-send-email-wangyufen@huawei.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/hw/hfi1/firmware.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/infiniband/hw/hfi1/firmware.c b/drivers/infiniband/hw/hfi1/firmware.c index 31e63e245ea9..ddf3217893f8 100644 --- a/drivers/infiniband/hw/hfi1/firmware.c +++ b/drivers/infiniband/hw/hfi1/firmware.c @@ -1744,6 +1744,7 @@ int parse_platform_config(struct hfi1_devdata *dd) if (!dd->platform_config.data) { dd_dev_err(dd, "%s: Missing config file\n", __func__); + ret = -EINVAL; goto bail; } ptr = (u32 *)dd->platform_config.data; @@ -1752,6 +1753,7 @@ int parse_platform_config(struct hfi1_devdata *dd) ptr++; if (magic_num != PLATFORM_CONFIG_MAGIC_NUM) { dd_dev_err(dd, "%s: Bad config file\n", __func__); + ret = -EINVAL; goto bail; } @@ -1775,6 +1777,7 @@ int parse_platform_config(struct hfi1_devdata *dd) if (file_length > dd->platform_config.size) { dd_dev_info(dd, "%s:File claims to be larger than read size\n", __func__); + ret = -EINVAL; goto bail; } else if (file_length < dd->platform_config.size) { dd_dev_info(dd, @@ -1795,6 +1798,7 @@ int parse_platform_config(struct hfi1_devdata *dd) dd_dev_err(dd, "%s: Failed validation at offset %ld\n", __func__, (ptr - (u32 *) dd->platform_config.data)); + ret = -EINVAL; goto bail; } @@ -1838,6 +1842,7 @@ int parse_platform_config(struct hfi1_devdata *dd) __func__, table_type, (ptr - (u32 *) dd->platform_config.data)); + ret = -EINVAL; goto bail; /* We don't trust this file now */ } pcfgcache->config_tables[table_type].table = ptr; @@ -1857,6 +1862,7 @@ int parse_platform_config(struct hfi1_devdata *dd) __func__, table_type, (ptr - (u32 *)dd->platform_config.data)); + ret = -EINVAL; goto bail; /* We don't trust this file now */ } pcfgcache->config_tables[table_type].table_metadata = -- 2.35.1