* [PATCH AUTOSEL 5.13 08/11] smb3: rc uninitialized in one fallocate path
[not found] <20210803114352.2252544-1-sashal@kernel.org>
@ 2021-08-03 11:43 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2021-08-03 11:43 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Steve French, kernel test robot, Paulo Alcantara, Sasha Levin,
linux-cifs, samba-technical, clang-built-linux
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
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