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i40e: Move the mutex lock in i40e_client_unregister

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We need to lock the client list around the i40e_client_release call to
prevent the release from interrupting the client instances while they are
being added.

Change-Id: I99993f20179aaf8730207833e7d0869d2ccffa1d
Signed-off-by: Catherine Sullivan <catherine.sullivan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Catherine Sullivan 2016-06-23 14:08:46 -07:00 committed by Jeff Kirsher
parent 4dec7d045d
commit cd3be169a5
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/intel/i40e/i40e_client.c
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@ -980,13 +980,13 @@ int i40e_unregister_client(struct i40e_client *client)
* a close for each of the client instances that were opened.
* client_release function is called to handle this.
*/
mutex_lock(&i40e_client_mutex);
if (!client || i40e_client_release(client)) {
ret = -EIO;
goto out;
}
/* TODO: check if device is in reset, or if that matters? */
mutex_lock(&i40e_client_mutex);
if (!i40e_client_is_registered(client)) {
pr_info("i40e: Client %s has not been registered\n",
client->name);
@ -1005,8 +1005,8 @@ int i40e_unregister_client(struct i40e_client *client)
client->name);
}
mutex_unlock(&i40e_client_mutex);
out:
mutex_unlock(&i40e_client_mutex);
return ret;
}
EXPORT_SYMBOL(i40e_unregister_client);