rdmacg: Fixed uninitialized current resource usage
authorParav Pandit <pandit.parav@gmail.com>
Tue, 10 Jan 2017 17:51:48 +0000 (17:51 +0000)
committerTejun Heo <tj@kernel.org>
Tue, 10 Jan 2017 17:52:32 +0000 (12:52 -0500)
Fixed warning reported by kbuild test robot.
When reading current resource usage value, when no resources are
allocated, its possible that it can report a uninitialized value
for current resource usage.
This fix avoids it by initializing it to zero as no resource is
allocated.

Signed-off-by: Parav Pandit <pandit.parav@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
kernel/cgroup/rdma.c

index 021bee7..defad3c 100644 (file)
@@ -518,6 +518,8 @@ static void print_rpool_values(struct seq_file *sf,
                } else {
                        if (rpool)
                                value = rpool->resources[i].usage;
+                       else
+                               value = 0;
                }
 
                if (value == S32_MAX)