diff options
| author | Ronnie Sahlberg <lsahlber@redhat.com> | 2018-02-13 15:42:30 +1100 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2018-04-01 20:24:39 -0500 |
| commit | b7a73c84eb96dabd6bb8e9d7c56f796d83efee8e (patch) | |
| tree | 0d8429b561f2cba458e9c8689dc0d747a2798743 /fs/cifs/smb2pdu.c | |
| parent | ac65cb6203e712821a60061b62ad0b24415880a1 (diff) | |
| download | op-kernel-dev-b7a73c84eb96dabd6bb8e9d7c56f796d83efee8e.zip op-kernel-dev-b7a73c84eb96dabd6bb8e9d7c56f796d83efee8e.tar.gz | |
cifs: fix memory leak in SMB2_open()
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
CC: Stable <stable@vger.kernel.org>
Diffstat (limited to 'fs/cifs/smb2pdu.c')
| -rw-r--r-- | fs/cifs/smb2pdu.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 63778ac..ab4c206 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1738,8 +1738,10 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path, rc = alloc_path_with_tree_prefix(©_path, ©_size, &name_len, tcon->treeName, path); - if (rc) + if (rc) { + cifs_small_buf_release(req); return rc; + } req->NameLength = cpu_to_le16(name_len * 2); uni_path_len = copy_size; path = copy_path; @@ -1750,8 +1752,10 @@ SMB2_open(const unsigned int xid, struct cifs_open_parms *oparms, __le16 *path, if (uni_path_len % 8 != 0) { copy_size = roundup(uni_path_len, 8); copy_path = kzalloc(copy_size, GFP_KERNEL); - if (!copy_path) + if (!copy_path) { + cifs_small_buf_release(req); return -ENOMEM; + } memcpy((char *)copy_path, (const char *)path, uni_path_len); uni_path_len = copy_size; |
