From 21f5aa7eb8572b5cfe36884c23d306c72fe3987c Mon Sep 17 00:00:00 2001 From: Nicholas Bellinger Date: Sat, 29 Sep 2012 21:51:26 -0700 Subject: [PATCH] iscsi-target: Convert incoming PDU payload checks to MaxXmitDataSegmentLength Now that iscsi-target supports a local configurable MaxXmitDataSegmentLength, go ahead and make ISCSI_OP_SCSI_CMD, ISCSI_OP_SCSI_DATA_OUT, ISCSI_OP_NOOP_OUT and ISCSI_OP_TEXT PDU payload checks honor conn_ops->MaxXmitDataSegmentLength. Cc: Mike Christie Cc: Andy Grover Cc: Hannes Reinecke Cc: Roland Dreier Signed-off-by: Nicholas Bellinger --- drivers/target/iscsi/iscsi_target.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 30842e1..632a5ae 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -869,10 +869,10 @@ done: buf, conn); } - if (payload_length > conn->conn_ops->MaxRecvDataSegmentLength) { + if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) { pr_err("DataSegmentLength: %u is greater than" - " MaxRecvDataSegmentLength: %u, protocol error.\n", - payload_length, conn->conn_ops->MaxRecvDataSegmentLength); + " MaxXmitDataSegmentLength: %u, protocol error.\n", + payload_length, conn->conn_ops->MaxXmitDataSegmentLength); return iscsit_add_reject(ISCSI_REASON_PROTOCOL_ERROR, 1, buf, conn); } @@ -1216,10 +1216,10 @@ static int iscsit_handle_data_out(struct iscsi_conn *conn, unsigned char *buf) } spin_unlock_bh(&conn->sess->session_stats_lock); - if (payload_length > conn->conn_ops->MaxRecvDataSegmentLength) { + if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) { pr_err("DataSegmentLength: %u is greater than" - " MaxRecvDataSegmentLength: %u\n", payload_length, - conn->conn_ops->MaxRecvDataSegmentLength); + " MaxXmitDataSegmentLength: %u\n", payload_length, + conn->conn_ops->MaxXmitDataSegmentLength); return iscsit_add_reject(ISCSI_REASON_PROTOCOL_ERROR, 1, buf, conn); } @@ -1437,11 +1437,11 @@ static int iscsit_handle_nop_out( buf, conn); } - if (payload_length > conn->conn_ops->MaxRecvDataSegmentLength) { + if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) { pr_err("NOPOUT Ping Data DataSegmentLength: %u is" - " greater than MaxRecvDataSegmentLength: %u, protocol" + " greater than MaxXmitDataSegmentLength: %u, protocol" " error.\n", payload_length, - conn->conn_ops->MaxRecvDataSegmentLength); + conn->conn_ops->MaxXmitDataSegmentLength); return iscsit_add_reject(ISCSI_REASON_PROTOCOL_ERROR, 1, buf, conn); } @@ -1874,10 +1874,10 @@ static int iscsit_handle_text_cmd( hdr->cmdsn = be32_to_cpu(hdr->cmdsn); hdr->exp_statsn = be32_to_cpu(hdr->exp_statsn); - if (payload_length > conn->conn_ops->MaxRecvDataSegmentLength) { + if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) { pr_err("Unable to accept text parameter length: %u" - "greater than MaxRecvDataSegmentLength %u.\n", - payload_length, conn->conn_ops->MaxRecvDataSegmentLength); + "greater than MaxXmitDataSegmentLength %u.\n", + payload_length, conn->conn_ops->MaxXmitDataSegmentLength); return iscsit_add_reject(ISCSI_REASON_PROTOCOL_ERROR, 1, buf, conn); } -- 2.7.4