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Fix (correct) clang warning about increased alignment requirements in netifapi.c and pppapi.c

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This commit is contained in:
Dirk Ziegelmeier
2016-07-05 08:59:25 +02:00
parent 5a1b9bf808
commit 4b136d631a
2 changed files with 40 additions and 13 deletions
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12
src/api/netifapi.c
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@@ -50,7 +50,9 @@
static err_t
netifapi_do_netif_add(struct tcpip_api_call_data *m)
{
struct netifapi_msg *msg = (struct netifapi_msg*)m;
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg*)(void*)m;
if (!netif_add( msg->netif,
#if LWIP_IPV4
@@ -74,7 +76,9 @@ netifapi_do_netif_add(struct tcpip_api_call_data *m)
static err_t
netifapi_do_netif_set_addr(struct tcpip_api_call_data *m)
{
struct netifapi_msg *msg = (struct netifapi_msg*)m;
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg*)(void*)m;
netif_set_addr( msg->netif,
API_EXPR_REF(msg->msg.add.ipaddr),
@@ -91,7 +95,9 @@ netifapi_do_netif_set_addr(struct tcpip_api_call_data *m)
static err_t
netifapi_do_netif_common(struct tcpip_api_call_data *m)
{
struct netifapi_msg *msg = (struct netifapi_msg*)m;
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg*)(void*)m;
if (msg->msg.common.errtfunc != NULL) {
return msg->msg.common.errtfunc(msg->netif);