net: microchip: vcap api: Always return ERR_PTR for vcap_get_rule()

As Simon Horman suggests, update vcap_get_rule() to always
return an ERR_PTR() and update the error detection conditions to
use IS_ERR(), which would be more cleaner in this case.

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Suggested-by: Simon Horman <horms@kernel.org>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ruan Jinjie 2023-08-18 13:05:03 +08:00 committed by David S. Miller
parent 44a696de72
commit 093db9cda7

View file

@ -2429,7 +2429,7 @@ struct vcap_rule *vcap_get_rule(struct vcap_control *vctrl, u32 id)
elem = vcap_get_locked_rule(vctrl, id);
if (!elem)
return NULL;
return ERR_PTR(-ENOENT);
rule = vcap_decode_rule(elem);
mutex_unlock(&elem->admin->lock);