4.8-stable review patch. If anyone has any objections, please let me know.
------------------
From: Steve French <smfrench@xxxxxxxxx>
commit 24df1483c272c99ed88b0cba135d0e1dfdee3930 upstream.
Cleanup some missing mem frees on some cifs ioctls, and
clarify others to make more obvious that no data is returned.
Signed-off-by: Steve French <smfrench@xxxxxxxxx>
Acked-by: Sachin Prabhu <sprabhu@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/cifs/smb2ops.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -287,7 +287,7 @@ SMB3_request_interfaces(const unsigned i
cifs_dbg(FYI, "Link Speed %lld\n",
le64_to_cpu(out_buf->LinkSpeed));
}
-
+ kfree(out_buf);
return rc;
}
#endif /* STATS2 */
@@ -700,6 +700,7 @@ smb2_clone_range(const unsigned int xid,
cchunk_out:
kfree(pcchunk);
+ kfree(retbuf);
return rc;
}
@@ -824,7 +825,6 @@ smb2_duplicate_extents(const unsigned in
{
int rc;
unsigned int ret_data_len;
- char *retbuf = NULL;
struct duplicate_extents_to_file dup_ext_buf;
struct cifs_tcon *tcon = tlink_tcon(trgtfile->tlink);
@@ -850,7 +850,7 @@ smb2_duplicate_extents(const unsigned in
FSCTL_DUPLICATE_EXTENTS_TO_FILE,
true /* is_fsctl */, (char *)&dup_ext_buf,
sizeof(struct duplicate_extents_to_file),
- (char **)&retbuf,
+ NULL,
&ret_data_len);
if (ret_data_len > 0)
@@ -873,7 +873,6 @@ smb3_set_integrity(const unsigned int xi
struct cifsFileInfo *cfile)
{
struct fsctl_set_integrity_information_req integr_info;
- char *retbuf = NULL;
unsigned int ret_data_len;
integr_info.ChecksumAlgorithm = cpu_to_le16(CHECKSUM_TYPE_UNCHANGED);
@@ -885,7 +884,7 @@ smb3_set_integrity(const unsigned int xi
FSCTL_SET_INTEGRITY_INFORMATION,
true /* is_fsctl */, (char *)&integr_info,
sizeof(struct fsctl_set_integrity_information_req),
- (char **)&retbuf,
+ NULL,
&ret_data_len);
}
--
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