scsi: target: tcmu: Do not queue aborted commands (c9684927) · Commits · 戴 / test

If tcmu receives an already aborted command, tcmu_queue_cmd() should reject it. Link: https://lore.kernel.org/r/20200726153510.13077-5-bstroesser@ts.fujitsu.com Reviewed-by:

drivers/target/target_core_user.c

+4 −3

Original line number	Diff line number	Diff line
		@@ -1103,8 +1103,8 @@ tcmu_queue_cmd(struct se_cmd *se_cmd)
		struct se_device *se_dev = se_cmd->se_dev;
		struct tcmu_dev *udev = TCMU_DEV(se_dev);
		struct tcmu_cmd *tcmu_cmd;
		sense_reason_t scsi_ret;
		int ret;
		sense_reason_t scsi_ret = TCM_CHECK_CONDITION_ABORT_CMD;
		int ret = -1;

		tcmu_cmd = tcmu_alloc_cmd(se_cmd);
		if (!tcmu_cmd)
		@@ -1112,6 +1112,7 @@ tcmu_queue_cmd(struct se_cmd *se_cmd)

		mutex_lock(&udev->cmdr_lock);
		se_cmd->priv = tcmu_cmd;
		if (!(se_cmd->transport_state & CMD_T_ABORTED))
		ret = queue_cmd_ring(tcmu_cmd, &scsi_ret);
		if (ret < 0)
		tcmu_free_cmd(tcmu_cmd);