arp.h: make struct arpreq four-byte aligned

avoid memory waste in 64-bit architectures. Signed-off-by: zhanghongyu <[email protected]>
apache · Oct 30, 2024 · c11752e · c11752e
1 parent 8461f0e
commit c11752e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/netinet/arp.h b/include/netinet/arp.h
@@ -65,7 +65,7 @@
 
 /* All ARP ioctls take a pointer to a struct arpreq as their parameter: */
 
-struct aligned_data(sizeof(FAR void *)) arpreq
+struct aligned_data(sizeof(uint32_t)) arpreq
 {
   struct sockaddr arp_pa;                /* Protocol address */
   struct sockaddr arp_ha;                /* Hardware address */