diff options
Diffstat (limited to 'drivers/target')
| -rw-r--r-- | drivers/target/target_core_user.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 661bb9358364..35be1be87d2a 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -1712,6 +1712,24 @@ static int tcmu_init_genl_cmd_reply(struct tcmu_dev *udev, int cmd) return 0; } +static void tcmu_destroy_genl_cmd_reply(struct tcmu_dev *udev) +{ + struct tcmu_nl_cmd *nl_cmd = &udev->curr_nl_cmd; + + if (!tcmu_kern_cmd_reply_supported) + return; + + if (udev->nl_reply_supported <= 0) + return; + + mutex_lock(&tcmu_nl_cmd_mutex); + + list_del(&nl_cmd->nl_list); + memset(nl_cmd, 0, sizeof(*nl_cmd)); + + mutex_unlock(&tcmu_nl_cmd_mutex); +} + static int tcmu_wait_genl_cmd_reply(struct tcmu_dev *udev) { struct tcmu_nl_cmd *nl_cmd = &udev->curr_nl_cmd; @@ -1792,6 +1810,8 @@ static int tcmu_netlink_event_send(struct tcmu_dev *udev, if (ret == 0 || (ret == -ESRCH && cmd == TCMU_CMD_ADDED_DEVICE)) return tcmu_wait_genl_cmd_reply(udev); + else + tcmu_destroy_genl_cmd_reply(udev); return ret; } |