cifs: do not allow changing posix_paths during remount

Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Ronnie Sahlberg 2020-12-14 16:40:23 +10:00 committed by Steve French
parent 7c7ee628f8
commit 531f03bc6d

View file

@ -627,6 +627,10 @@ static void smb3_fs_context_free(struct fs_context *fc)
static int smb3_verify_reconfigure_ctx(struct smb3_fs_context *new_ctx,
struct smb3_fs_context *old_ctx)
{
if (new_ctx->posix_paths != old_ctx->posix_paths) {
cifs_dbg(VFS, "can not change posixpaths during remount\n");
return -EINVAL;
}
if (new_ctx->sectype != old_ctx->sectype) {
cifs_dbg(VFS, "can not change sec during remount\n");
return -EINVAL;