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authorSteve French <smfrench@gmail.com>2016-09-29 12:20:23 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-10-28 10:45:27 +0300
commit917395fb15dcdf94c019ae3d1137fdbb519b56b0 (patch)
treec5b0e8d00e469bdb50de15c7d860cbd8844d60ac
parentb56cd33b56f339131644eddac4fd473fb6a5b778 (diff)
downloadlinux-917395fb15dcdf94c019ae3d1137fdbb519b56b0.tar.xz
Cleanup missing frees on some ioctls
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@gmail.com> Acked-by: Sachin Prabhu <sprabhu@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/cifs/smb2ops.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 91e53df4e420..0e73cefca65e 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -287,7 +287,7 @@ SMB3_request_interfaces(const unsigned int xid, struct cifs_tcon *tcon)
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 int xid,
{
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 int xid,
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 xid, struct cifs_tcon *tcon,
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 xid, struct cifs_tcon *tcon,
FSCTL_SET_INTEGRITY_INFORMATION,
true /* is_fsctl */, (char *)&integr_info,
sizeof(struct fsctl_set_integrity_information_req),
- (char **)&retbuf,
+ NULL,
&ret_data_len);
}