Correct .gbs.conf settings

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / scsi / libiscsi.c

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 4046241..4549986 100644 (file)
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -717,11 +717,21 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
                        return NULL;
                }
 
+               if (data_size > ISCSI_DEF_MAX_RECV_SEG_LEN) {
+                       iscsi_conn_printk(KERN_ERR, conn, "Invalid buffer len of %u for login task. Max len is %u\n", data_size, ISCSI_DEF_MAX_RECV_SEG_LEN);
+                       return NULL;
+               }
+
                task = conn->login_task;
        } else {
                if (session->state != ISCSI_STATE_LOGGED_IN)
                        return NULL;
 
+               if (data_size != 0) {
+                       iscsi_conn_printk(KERN_ERR, conn, "Can not send data buffer of len %u for op 0x%x\n", data_size, opcode);
+                       return NULL;
+               }
+
                BUG_ON(conn->c_stage == ISCSI_CONN_INITIAL_STAGE);
                BUG_ON(conn->c_stage == ISCSI_CONN_STOPPED);