diff mbox

[-next] iser-target: fix error return code in isert_connect_request()

Message ID CAPgLHd8xrcHNEYOYZ6y6in=oEmkDegKtf_yZa_sF93sHTwp-rQ@mail.gmail.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Wei Yongjun April 19, 2013, 5:13 a.m. UTC
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 drivers/infiniband/ulp/isert/ib_isert.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)


--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Comments

Nicholas A. Bellinger April 23, 2013, 9:16 p.m. UTC | #1
On Fri, 2013-04-19 at 13:13 +0800, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> 
> Fix to return a negative error code from the error handling
> case instead of 0, as done elsewhere in this function.
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---

Merged into the initial iser-target commit in for-next-merge.

Thanks Wei!

--nab

>  drivers/infiniband/ulp/isert/ib_isert.c | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
> index f6f4f58..803b949 100644
> --- a/drivers/infiniband/ulp/isert/ib_isert.c
> +++ b/drivers/infiniband/ulp/isert/ib_isert.c
> @@ -329,6 +329,7 @@ static struct isert_device *
>  isert_device_find_by_ib_dev(struct rdma_cm_id *cma_id)
>  {
>  	struct isert_device *device;
> +	int ret;
>  
>  	mutex_lock(&device_list_mutex);
>  	list_for_each_entry(device, &device_list, dev_node) {
> @@ -342,16 +343,17 @@ isert_device_find_by_ib_dev(struct rdma_cm_id *cma_id)
>  	device = kzalloc(sizeof(struct isert_device), GFP_KERNEL);
>  	if (!device) {
>  		mutex_unlock(&device_list_mutex);
> -		return NULL;
> +		return ERR_PTR(-ENOMEM);
>  	}
>  
>  	INIT_LIST_HEAD(&device->dev_node);
>  
>  	device->ib_device = cma_id->device;
> -	if (isert_create_device_ib_res(device)) {
> +	ret = isert_create_device_ib_res(device);
> +	if (ret) {
>  		kfree(device);
>  		mutex_unlock(&device_list_mutex);
> -		return NULL;
> +		return ERR_PTR(ret);
>  	}
>  
>  	device->refcount++;
> @@ -434,8 +436,10 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
>  	}
>  
>  	device = isert_device_find_by_ib_dev(cma_id);
> -	if (!device)
> +	if (IS_ERR(device)) {
> +		ret = PTR_ERR(device);
>  		goto out_rsp_dma_map;
> +	}
>  
>  	isert_conn->conn_device = device;
>  	isert_conn->conn_pd = device->dev_pd;
> 


--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index f6f4f58..803b949 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -329,6 +329,7 @@  static struct isert_device *
 isert_device_find_by_ib_dev(struct rdma_cm_id *cma_id)
 {
 	struct isert_device *device;
+	int ret;
 
 	mutex_lock(&device_list_mutex);
 	list_for_each_entry(device, &device_list, dev_node) {
@@ -342,16 +343,17 @@  isert_device_find_by_ib_dev(struct rdma_cm_id *cma_id)
 	device = kzalloc(sizeof(struct isert_device), GFP_KERNEL);
 	if (!device) {
 		mutex_unlock(&device_list_mutex);
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 	}
 
 	INIT_LIST_HEAD(&device->dev_node);
 
 	device->ib_device = cma_id->device;
-	if (isert_create_device_ib_res(device)) {
+	ret = isert_create_device_ib_res(device);
+	if (ret) {
 		kfree(device);
 		mutex_unlock(&device_list_mutex);
-		return NULL;
+		return ERR_PTR(ret);
 	}
 
 	device->refcount++;
@@ -434,8 +436,10 @@  isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
 	}
 
 	device = isert_device_find_by_ib_dev(cma_id);
-	if (!device)
+	if (IS_ERR(device)) {
+		ret = PTR_ERR(device);
 		goto out_rsp_dma_map;
+	}
 
 	isert_conn->conn_device = device;
 	isert_conn->conn_pd = device->dev_pd;