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authorAlex Shi <alex.shi@linaro.org>2017-02-15 12:01:23 +0800
committerAlex Shi <alex.shi@linaro.org>2017-02-15 12:01:23 +0800
commit26c815656d14b133b04936f384f5a55fceb2e835 (patch)
tree32a8db278aa1c4f21e05fcc12bd57c831116bb78 /drivers/target/target_core_sbc.c
parent106bdd9b95b3da7d762c4e0e59427444ff9f455d (diff)
parent57f53fd801a06aa1bfc6492737d70423ff9d3660 (diff)
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-androidlsk-v4.4-17.02-android
Diffstat (limited to 'drivers/target/target_core_sbc.c')
-rw-r--r--drivers/target/target_core_sbc.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c
index c220bb8dfa9d..2e27b1034ede 100644
--- a/drivers/target/target_core_sbc.c
+++ b/drivers/target/target_core_sbc.c
@@ -442,6 +442,7 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success,
int *post_ret)
{
struct se_device *dev = cmd->se_dev;
+ sense_reason_t ret = TCM_NO_SENSE;
/*
* Only set SCF_COMPARE_AND_WRITE_POST to force a response fall-through
@@ -449,9 +450,12 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success,
* sent to the backend driver.
*/
spin_lock_irq(&cmd->t_state_lock);
- if ((cmd->transport_state & CMD_T_SENT) && !cmd->scsi_status) {
+ if (cmd->transport_state & CMD_T_SENT) {
cmd->se_cmd_flags |= SCF_COMPARE_AND_WRITE_POST;
*post_ret = 1;
+
+ if (cmd->scsi_status == SAM_STAT_CHECK_CONDITION)
+ ret = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
}
spin_unlock_irq(&cmd->t_state_lock);
@@ -461,7 +465,7 @@ static sense_reason_t compare_and_write_post(struct se_cmd *cmd, bool success,
*/
up(&dev->caw_sem);
- return TCM_NO_SENSE;
+ return ret;
}
static sense_reason_t compare_and_write_callback(struct se_cmd *cmd, bool success,