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Commit 829049cb authored by Volker Lendecke's avatar Volker Lendecke Committed by Steve French
Browse files

Check the return value of cifs_sign_smb[2] 



Check the return value of cifs_sign_smb[2]

Signed-off-by: default avatarVolker Lendecke <vl@samba.org>
Signed-off-by: default avatarSteve French <sfrench@us.ibm.com>
parent 4c3130ef

fs/cifs/transport.c

+14 −0
Original line number Diff line number Diff line
@@ -530,6 +530,11 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses, 
		return rc;

	}

	rc = cifs_sign_smb2(iov, n_vec, ses->server, &midQ->sequence_number);

	if (rc) {

		mutex_unlock(&ses->server->srv_mutex);

		cifs_small_buf_release(in_buf);

		goto out;

	}



	midQ->midState = MID_REQUEST_SUBMITTED;

#ifdef CONFIG_CIFS_STATS2
@@ -718,6 +723,10 @@ SendReceive(const unsigned int xid, struct cifsSesInfo *ses, 
	}



	rc = cifs_sign_smb(in_buf, ses->server, &midQ->sequence_number);

	if (rc) {

		mutex_unlock(&ses->server->srv_mutex);

		goto out;

	}



	midQ->midState = MID_REQUEST_SUBMITTED;

#ifdef CONFIG_CIFS_STATS2
@@ -948,6 +957,11 @@ SendReceiveBlockingLock(const unsigned int xid, struct cifsTconInfo *tcon, 
	}



	rc = cifs_sign_smb(in_buf, ses->server, &midQ->sequence_number);

	if (rc) {

		DeleteMidQEntry(midQ);

		mutex_unlock(&ses->server->srv_mutex);

		return rc;

	}



	midQ->midState = MID_REQUEST_SUBMITTED;

#ifdef CONFIG_CIFS_STATS2