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path: root/drivers/infiniband/core
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-rw-r--r--drivers/infiniband/core/sa_query.c35
-rw-r--r--drivers/infiniband/core/user_mad.c4
2 files changed, 22 insertions, 17 deletions
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
index d4233ee61c3..276e1a53010 100644
--- a/drivers/infiniband/core/sa_query.c
+++ b/drivers/infiniband/core/sa_query.c
@@ -587,7 +587,7 @@ int ib_sa_path_rec_get(struct ib_device *device, u8 port_num,
init_mad(query->sa_query.mad, agent);
- query->sa_query.callback = ib_sa_path_rec_callback;
+ query->sa_query.callback = callback ? ib_sa_path_rec_callback : NULL;
query->sa_query.release = ib_sa_path_rec_release;
query->sa_query.port = port;
query->sa_query.mad->mad_hdr.method = IB_MGMT_METHOD_GET;
@@ -663,7 +663,7 @@ int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num,
init_mad(query->sa_query.mad, agent);
- query->sa_query.callback = ib_sa_mcmember_rec_callback;
+ query->sa_query.callback = callback ? ib_sa_mcmember_rec_callback : NULL;
query->sa_query.release = ib_sa_mcmember_rec_release;
query->sa_query.port = port;
query->sa_query.mad->mad_hdr.method = method;
@@ -698,20 +698,21 @@ static void send_handler(struct ib_mad_agent *agent,
if (!query)
return;
- switch (mad_send_wc->status) {
- case IB_WC_SUCCESS:
- /* No callback -- already got recv */
- break;
- case IB_WC_RESP_TIMEOUT_ERR:
- query->callback(query, -ETIMEDOUT, NULL);
- break;
- case IB_WC_WR_FLUSH_ERR:
- query->callback(query, -EINTR, NULL);
- break;
- default:
- query->callback(query, -EIO, NULL);
- break;
- }
+ if (query->callback)
+ switch (mad_send_wc->status) {
+ case IB_WC_SUCCESS:
+ /* No callback -- already got recv */
+ break;
+ case IB_WC_RESP_TIMEOUT_ERR:
+ query->callback(query, -ETIMEDOUT, NULL);
+ break;
+ case IB_WC_WR_FLUSH_ERR:
+ query->callback(query, -EINTR, NULL);
+ break;
+ default:
+ query->callback(query, -EIO, NULL);
+ break;
+ }
dma_unmap_single(agent->device->dma_device,
pci_unmap_addr(query, mapping),
@@ -736,7 +737,7 @@ static void recv_handler(struct ib_mad_agent *mad_agent,
query = idr_find(&query_idr, mad_recv_wc->wc->wr_id);
spin_unlock_irqrestore(&idr_lock, flags);
- if (query) {
+ if (query && query->callback) {
if (mad_recv_wc->wc->status == IB_WC_SUCCESS)
query->callback(query,
mad_recv_wc->recv_buf.mad->mad_hdr.status ?
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 56b9c2fa2ec..9d912d6877f 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -499,6 +499,7 @@ static int ib_umad_open(struct inode *inode, struct file *filp)
static int ib_umad_close(struct inode *inode, struct file *filp)
{
struct ib_umad_file *file = filp->private_data;
+ struct ib_umad_packet *packet, *tmp;
int i;
for (i = 0; i < IB_UMAD_MAX_AGENTS; ++i)
@@ -507,6 +508,9 @@ static int ib_umad_close(struct inode *inode, struct file *filp)
ib_unregister_mad_agent(file->agent[i]);
}
+ list_for_each_entry_safe(packet, tmp, &file->recv_list, list)
+ kfree(packet);
+
kfree(file);
return 0;