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[rdma-rc,7/7] IB/core: Initialize sysfs attributes before sysfs create group

Message ID 1465042524-25852-8-git-send-email-leon@kernel.org (mailing list archive)
State Accepted
Headers show

Commit Message

Leon Romanovsky June 4, 2016, 12:15 p.m. UTC 
From: Mark Bloch <markb@mellanox.com>

For dynamically allocated sysfs attributes there is a need to call
sysfs_attr_init in order to comply with lockdep, not calling it
will result in error complaining key is not in .data section.

Fixes: b40f4757daa1 ("IB/core: Make device counter infrastructure dynamic")
Signed-off-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
---
 drivers/infiniband/core/sysfs.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c
index c68f132..44b53e4 100644
--- a/drivers/infiniband/core/sysfs.c
+++ b/drivers/infiniband/core/sysfs.c
@@ -925,10 +925,13 @@  static void setup_hw_stats(struct ib_device *device, struct ib_port *port,
 		hsag->attrs[i] = alloc_hsa(i, port_num, stats->names[i]);
 		if (!hsag->attrs[i])
 			goto err;
+		sysfs_attr_init(hsag->attrs[i]);
 	}
 
 	/* treat an error here as non-fatal */
 	hsag->attrs[i] = alloc_hsa_lifespan("lifespan", port_num);
+	if (hsag->attrs[i])
+		sysfs_attr_init(hsag->attrs[i]);
 
 	if (port) {
 		struct kobject *kobj = &port->kobj;