From: Mark Bloch <markb@xxxxxxxxxxxx>
In a attribute group struct, attrs should point to a NULL
terminated list. Which means we need to allocate one more
slot in the array.
Fixes: b40f4757daa1 ("IB/core: Make device counter infrastructure dynamic")
Signed-off-by: Mark Bloch <markb@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
---
drivers/infiniband/core/sysfs.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index 5e573bb..c68f132 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -902,8 +902,11 @@ static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
goto err;
hsag = kzalloc(sizeof(*hsag) +
- // 1 extra for the lifespan config entry
- sizeof(void *) * (stats->num_counters + 1),
+ /* 1 extra for the lifespan config entry,
+ * and 1 more because attrs should be
+ * NULL terminated.
+ */
+ sizeof(void *) * (stats->num_counters + 2),
GFP_KERNEL);
if (!hsag)
return;
--
2.1.4
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