diff options
author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-06-02 16:39:11 +0100 |
---|---|---|
committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-06-02 16:39:11 +0100 |
commit | 1c3f45ab2f7f879ea482501c83899505c31f7539 (patch) | |
tree | 672465b3b9b3e2e26a8caf74ed64aa6885c52c13 /drivers/infiniband/core/sa_query.c | |
parent | AUDIT: Fix user pointer deref thinko in sys_socketcall(). (diff) | |
parent | Merge of master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6 (diff) | |
download | linux-dev-1c3f45ab2f7f879ea482501c83899505c31f7539.tar.xz linux-dev-1c3f45ab2f7f879ea482501c83899505c31f7539.zip |
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'drivers/infiniband/core/sa_query.c')
-rw-r--r-- | drivers/infiniband/core/sa_query.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index d4233ee61c35..276e1a53010d 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 ? |