[dpdk-dev] [PATCH 1/4] net/bnx2x: do not cast function pointers as a policy
Andy Green
andy at warmcat.com
Sat May 12 02:25:17 CEST 2018
On 05/12/2018 12:03 AM, Ferruh Yigit wrote:
> On 5/11/2018 2:51 AM, Andy Green wrote:
>> This is stopping the compiler telling you when you have
>> done something stupid... that is something none of us
>> can afford...
>>
>> Now gcc 8.x can tell you did something stupid despite
>> trying to hide the evidence.
>>
>> Remove all the "black magic" casts.
>>
>> Fix the actual problems.
>
> Missing sign-off
>
> <...>
>
>> @@ -5226,9 +5228,9 @@ static elink_status_t elink_get_link_speed_duplex(struct elink_phy *phy,
>> return ELINK_STATUS_OK;
>> }
>>
>> -static elink_status_t elink_link_settings_status(struct elink_phy *phy,
>> - struct elink_params *params,
>> - struct elink_vars *vars)
>> +static uint8_t elink_link_settings_status(struct elink_phy *phy,
>> + struct elink_params *params,
>> + struct elink_vars *vars)
>> {
>
> It is possible to remove "read_status_t" casting from phy_serdes and phy_xgxs
> after this change.
>
> <...>
>
>> @@ -5520,9 +5522,9 @@ static void elink_set_preemphasis(struct elink_phy *phy,
>> }
>> }
>>
>> -static void elink_xgxs_config_init(struct elink_phy *phy,
>> - struct elink_params *params,
>> - struct elink_vars *vars)
>> +static uint8_t elink_xgxs_config_init(struct elink_phy *phy,
>> + struct elink_params *params,
>> + struct elink_vars *vars)
>
> Same here, this change can eliminate some "config_init_t" casts.
>
The first errors from the compile came after phy_serdes and phy_xgxs
definition, so I did not notice they also have "black magic casts"
(casting NULL amongst others...) ... I removed all the casts on those as
well and build is still happy.
-Andy
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