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Commit a6b6befb authored by Luis de Bethencourt's avatar Luis de Bethencourt Committed by Steve French
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cifs: check hash calculating succeeded 



calc_lanman_hash() could return -ENOMEM or other errors, we should check
that everything went fine before using the calculated key.

Signed-off-by: default avatarLuis de Bethencourt <luisbg@osg.samsung.com>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
parent b8da344b

fs/cifs/sess.c

+2 −0
Original line number Diff line number Diff line
@@ -710,6 +710,8 @@ sess_auth_lanman(struct sess_data *sess_data) 
		rc = calc_lanman_hash(ses->password, ses->server->cryptkey,

				      ses->server->sec_mode & SECMODE_PW_ENCRYPT ?

				      true : false, lnm_session_key);

		if (rc)

			goto out;



		memcpy(bcc_ptr, (char *)lnm_session_key, CIFS_AUTH_RESP_SIZE);

		bcc_ptr += CIFS_AUTH_RESP_SIZE;