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authorAurelien Aptel <aaptel@suse.com>2020-06-04 18:23:55 +0300
committerSteve French <stfrench@microsoft.com>2020-06-04 21:50:55 +0300
commit7c06514afd38ed7a4b83edfd39ab033c804b4cf3 (patch)
tree9bed20ebe6e9f8ebd700cf37e26ac009ade4a3a0 /fs/cifs/link.c
parent8e84a61a9c5ce55c5707448bb3c2cc544fccaa21 (diff)
downloadlinux-7c06514afd38ed7a4b83edfd39ab033c804b4cf3.tar.xz
cifs: multichannel: always zero struct cifs_io_parms
SMB2_read/SMB2_write check and use cifs_io_parms->server, which might be uninitialized memory. This change makes all callers zero-initialize the struct. Signed-off-by: Aurelien Aptel <aaptel@suse.com> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/link.c')
-rw-r--r--fs/cifs/link.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index a25ef35b023e..2072458e6e24 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -308,7 +308,7 @@ cifs_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
int oplock = 0;
struct cifs_fid fid;
struct cifs_open_parms oparms;
- struct cifs_io_parms io_parms;
+ struct cifs_io_parms io_parms = {0};
int buf_type = CIFS_NO_BUFFER;
FILE_ALL_INFO file_info;
@@ -352,7 +352,7 @@ cifs_create_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
int oplock = 0;
struct cifs_fid fid;
struct cifs_open_parms oparms;
- struct cifs_io_parms io_parms;
+ struct cifs_io_parms io_parms = {0};
oparms.tcon = tcon;
oparms.cifs_sb = cifs_sb;
@@ -389,7 +389,7 @@ smb3_query_mf_symlink(unsigned int xid, struct cifs_tcon *tcon,
int rc;
struct cifs_fid fid;
struct cifs_open_parms oparms;
- struct cifs_io_parms io_parms;
+ struct cifs_io_parms io_parms = {0};
int buf_type = CIFS_NO_BUFFER;
__le16 *utf16_path;
__u8 oplock = SMB2_OPLOCK_LEVEL_NONE;