diff options
Diffstat (limited to 'drivers/target/iscsi/iscsi_target.c')
-rw-r--r-- | drivers/target/iscsi/iscsi_target.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 4d01768..0fd96c1 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -22,6 +22,7 @@ #include <linux/kthread.h> #include <linux/crypto.h> #include <linux/completion.h> +#include <linux/module.h> #include <asm/unaligned.h> #include <scsi/scsi_device.h> #include <scsi/iscsi_proto.h> @@ -1079,7 +1080,9 @@ attach_cmd: */ if (!cmd->immediate_data) { cmdsn_ret = iscsit_sequence_cmd(conn, cmd, hdr->cmdsn); - if (cmdsn_ret == CMDSN_ERROR_CANNOT_RECOVER) + if (cmdsn_ret == CMDSN_LOWER_THAN_EXP) + return 0; + else if (cmdsn_ret == CMDSN_ERROR_CANNOT_RECOVER) return iscsit_add_reject_from_cmd( ISCSI_REASON_PROTOCOL_ERROR, 1, 0, buf, cmd); @@ -1819,17 +1822,16 @@ attach: int cmdsn_ret = iscsit_sequence_cmd(conn, cmd, hdr->cmdsn); if (cmdsn_ret == CMDSN_HIGHER_THAN_EXP) out_of_order_cmdsn = 1; - else if (cmdsn_ret == CMDSN_LOWER_THAN_EXP) { + else if (cmdsn_ret == CMDSN_LOWER_THAN_EXP) return 0; - } else { /* (cmdsn_ret == CMDSN_ERROR_CANNOT_RECOVER) */ + else if (cmdsn_ret == CMDSN_ERROR_CANNOT_RECOVER) return iscsit_add_reject_from_cmd( ISCSI_REASON_PROTOCOL_ERROR, 1, 0, buf, cmd); - } } iscsit_ack_from_expstatsn(conn, hdr->exp_statsn); - if (out_of_order_cmdsn) + if (out_of_order_cmdsn || !(hdr->opcode & ISCSI_OP_IMMEDIATE)) return 0; /* * Found the referenced task, send to transport for processing. |