Since there are adapters that have four ports, increase the size of
the srpt_device.port[] array. This patch avoids that the following
warning is hit with quad port Chelsio adapters:
WARN_ON(sdev->device->phys_port_cnt > ARRAY_SIZE(sdev->port));
Reported-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx>
Cc: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx>
---
drivers/infiniband/ulp/srpt/ib_srpt.c | 6 +++---
drivers/infiniband/ulp/srpt/ib_srpt.h | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 3081c629a7f7..50f4f9806ac6 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -2969,10 +2969,12 @@ static void srpt_add_one(struct ib_device *device)
pr_debug("device = %p\n", device);
- sdev = kzalloc(sizeof(*sdev), GFP_KERNEL);
+ sdev = kzalloc(sizeof(*sdev) + device->phys_port_cnt *
+ sizeof(*sdev->port), GFP_KERNEL);
if (!sdev)
goto err;
+ sdev->port = (void *)(sdev + 1);
sdev->device = device;
mutex_init(&sdev->sdev_mutex);
@@ -3023,8 +3025,6 @@ static void srpt_add_one(struct ib_device *device)
srpt_event_handler);
ib_register_event_handler(&sdev->event_handler);
- WARN_ON(sdev->device->phys_port_cnt > ARRAY_SIZE(sdev->port));
-
for (i = 1; i <= sdev->device->phys_port_cnt; i++) {
sport = &sdev->port[i - 1];
INIT_LIST_HEAD(&sport->nexus_list);
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index 2361483476a0..b20ad6dbf966 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -410,7 +410,7 @@ struct srpt_device {
struct mutex sdev_mutex;
bool use_srq;
struct srpt_recv_ioctx **ioctx_ring;
- struct srpt_port port[2];
+ struct srpt_port *port;
struct ib_event_handler event_handler;
struct list_head list;
};
--
2.17.1
