On Sat, Aug 24, 2019 at 05:51:47PM +0300, Dan Carpenter wrote:
> If the allocations failed then we returned with the lock held. This
> patch moves the allocations infront of the locking.
This had already been fixed, but thanks for the heads up.
-corey
>
> Fixes: 714acbc6cc39 ("ipmi_ssif: avoid registering duplicate ssif interface")
> Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
> ---
> drivers/char/ipmi/ipmi_ssif.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
> index 205726926bd3..9cf2efd33f19 100644
> --- a/drivers/char/ipmi/ipmi_ssif.c
> +++ b/drivers/char/ipmi/ipmi_ssif.c
> @@ -1683,7 +1683,6 @@ static int ssif_probe(struct i2c_client *client, const
> struct i2c_device_id *id)
> u8 slave_addr = 0;
> struct ssif_addr_info *addr_info = NULL;
>
> - mutex_lock(&ssif_infos_mutex);
> resp = kmalloc(IPMI_MAX_MSG_LENGTH, GFP_KERNEL);
> if (!resp)
> return -ENOMEM;
> @@ -1694,6 +1693,8 @@ static int ssif_probe(struct i2c_client *client, const
> struct i2c_device_id *id)
> return -ENOMEM;
> }
>
> + mutex_lock(&ssif_infos_mutex);
> +
> if (!check_acpi(ssif_info, &client->dev)) {
> addr_info = ssif_info_find(client->addr, client->adapter->name,
> true);
> --
> 2.20.1
>
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