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nvme fixes for Linux 6.1 

- quiet user passthrough command errors (Keith Busch)
  - fix memory leak in nvmet_subsys_attr_model_store_locked
  - fix a memory leak in nvmet-auth (Sagi Grimberg)
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Merge tag 'nvme-6.1-2022-11-10' of git://git.infradead.org/nvme into block-6.1

Pull NVMe fixes from Christoph:

"nvme fixes for Linux 6.1

 - quiet user passthrough command errors (Keith Busch)
 - fix memory leak in nvmet_subsys_attr_model_store_locked
 - fix a memory leak in nvmet-auth (Sagi Grimberg)"

* tag 'nvme-6.1-2022-11-10' of git://git.infradead.org/nvme:
  nvmet: fix a memory leak
  nvmet: fix memory leak in nvmet_subsys_attr_model_store_locked
  nvme: quiet user passthrough command errors
This commit is contained in:
Jens Axboe 2022-11-10 06:55:02 -07:00
parent f829230dd5 e65fdf530f
commit df24560d05
3 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/nvme/host/core.c
View File

@ -675,6 +675,7 @@ void nvme_init_request(struct request *req, struct nvme_command *cmd)
if (req->mq_hctx->type == HCTX_TYPE_POLL)
req->cmd_flags |= REQ_POLLED;
nvme_clear_nvme_request(req);
req->rq_flags |= RQF_QUIET;
memcpy(nvme_req(req)->cmd, cmd, sizeof(*cmd));
}
EXPORT_SYMBOL_GPL(nvme_init_request);
@ -1037,7 +1038,6 @@ int __nvme_submit_sync_cmd(struct request_queue *q, struct nvme_command *cmd,
goto out;
}
req->rq_flags |= RQF_QUIET;
ret = nvme_execute_rq(req, at_head);
if (result && ret >= 0)
*result = nvme_req(req)->result;
@ -1227,7 +1227,6 @@ static void nvme_keep_alive_work(struct work_struct *work)
rq->timeout = ctrl->kato * HZ;
rq->end_io = nvme_keep_alive_end_io;
rq->end_io_data = ctrl;
rq->rq_flags |= RQF_QUIET;
blk_execute_rq_nowait(rq, false);
}

2
drivers/nvme/host/pci.c
View File

@ -1436,7 +1436,6 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req)
abort_req->end_io = abort_endio;
abort_req->end_io_data = NULL;
abort_req->rq_flags |= RQF_QUIET;
blk_execute_rq_nowait(abort_req, false);
/*
@ -2490,7 +2489,6 @@ static int nvme_delete_queue(struct nvme_queue *nvmeq, u8 opcode)
req->end_io_data = nvmeq;
init_completion(&nvmeq->delete_done);
req->rq_flags |= RQF_QUIET;
blk_execute_rq_nowait(req, false);
return 0;
}

8
drivers/nvme/target/configfs.c
View File

@ -1215,6 +1215,7 @@ static ssize_t nvmet_subsys_attr_model_store_locked(struct nvmet_subsys *subsys,
const char *page, size_t count)
{
int pos = 0, len;
char *val;
if (subsys->subsys_discovered) {
pr_err("Can't set model number. %s is already assigned\n",
@ -1237,9 +1238,11 @@ static ssize_t nvmet_subsys_attr_model_store_locked(struct nvmet_subsys *subsys,
return -EINVAL;
}
subsys->model_number = kmemdup_nul(page, len, GFP_KERNEL);
if (!subsys->model_number)
val = kmemdup_nul(page, len, GFP_KERNEL);
if (!val)
return -ENOMEM;
kfree(subsys->model_number);
subsys->model_number = val;
return count;
}
@ -1836,6 +1839,7 @@ static void nvmet_host_release(struct config_item *item)
#ifdef CONFIG_NVME_TARGET_AUTH
kfree(host->dhchap_secret);
kfree(host->dhchap_ctrl_secret);
#endif
kfree(host);
}