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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Steve French <stfrench@microsoft.com>,
	kernel test robot <lkp@intel.com>, Paulo Alcantara <pc@cjr.nz>,
	Sasha Levin <sashal@kernel.org>,
	linux-cifs@vger.kernel.org, samba-technical@lists.samba.org,
	clang-built-linux@googlegroups.com
Subject: [PATCH AUTOSEL 5.13 08/11] smb3: rc uninitialized in one fallocate path
Date: Tue,  3 Aug 2021 07:43:49 -0400	[thread overview]
Message-ID: <20210803114352.2252544-8-sashal@kernel.org> (raw)
In-Reply-To: <20210803114352.2252544-1-sashal@kernel.org>

From: Steve French <stfrench@microsoft.com>

[ Upstream commit 5ad4df56cd2158965f73416d41fce37906724822 ]

Clang detected a problem with rc possibly being unitialized
(when length is zero) in a recently added fallocate code path.

Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 fs/cifs/smb2ops.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 398c941e3897..f77156187a0a 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3613,7 +3613,8 @@ static int smb3_simple_fallocate_write_range(unsigned int xid,
 					     char *buf)
 {
 	struct cifs_io_parms io_parms = {0};
-	int rc, nbytes;
+	int nbytes;
+	int rc = 0;
 	struct kvec iov[2];
 
 	io_parms.netfid = cfile->fid.netfid;
-- 
2.30.2


  parent reply	other threads:[~2021-08-03 11:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-03 11:43 [PATCH AUTOSEL 5.13 01/11] libata: fix ata_pio_sector for CONFIG_HIGHMEM Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 02/11] reiserfs: add check for root_inode in reiserfs_fill_super Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 03/11] reiserfs: check directory items on read from disk Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 04/11] virt_wifi: fix error on connect Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 05/11] net: qede: Fix end of loop tests for list_for_each_entry Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 06/11] alpha: Send stop IPI to send to online CPUs Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 07/11] net/qla3xxx: fix schedule while atomic in ql_wait_for_drvr_lock and ql_adapter_reset Sasha Levin
2021-08-03 11:43 ` Sasha Levin [this message]
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 09/11] drm/amdgpu/display: only enable aux backlight control for OLED panels Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 10/11] platform/x86: gigabyte-wmi: add support for B550 Aorus Elite V2 Sasha Levin
2021-08-03 11:43 ` [PATCH AUTOSEL 5.13 11/11] HID: ft260: fix device removal due to USB disconnect Sasha Levin

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