[Minor] Fix some alignment issues

src/libserver/maps/map_helpers.c

@@ -741,7 +741,7 @@ rspamd_map_helper_new_hash (struct rspamd_map *map)
 				NULL, 0);
 	}
 
-	htb = rspamd_mempool_alloc0 (pool, sizeof (*htb));
+	htb = rspamd_mempool_alloc0_type(pool, struct rspamd_hash_map_helper);
 	htb->htb = kh_init (rspamd_map_hash);
 	htb->pool = pool;
 	htb->map = map;
@@ -801,7 +801,7 @@ rspamd_map_helper_new_radix (struct rspamd_map *map)
 				NULL, 0);
 	}
 
-	r = rspamd_mempool_alloc0 (pool, sizeof (*r));
+	r = rspamd_mempool_alloc0_type (pool, struct rspamd_radix_map_helper);
 	r->trie = radix_create_compressed_with_pool (pool, name);
 	r->htb = kh_init (rspamd_map_hash);
 	r->pool = pool;
@@ -855,7 +855,7 @@ rspamd_map_helper_new_regexp (struct rspamd_map *map,
 	pool = rspamd_mempool_new (rspamd_mempool_suggest_size (),
 			map->tag, 0);
 
-	re_map = rspamd_mempool_alloc0 (pool, sizeof (*re_map));
+	re_map = rspamd_mempool_alloc0_type (pool, struct rspamd_regexp_map_helper);
 	re_map->pool = pool;
 	re_map->values = g_ptr_array_new ();
 	re_map->regexps = g_ptr_array_new ();

src/libutil/mem_pool.h

@@ -161,7 +161,8 @@ void *rspamd_mempool_alloc_ (rspamd_mempool_t *pool, gsize size, gsize alignment
 #define rspamd_mempool_alloc(pool, size) \
 	rspamd_mempool_alloc_((pool), (size), MIN_MEM_ALIGNMENT, (G_STRLOC))
 #define rspamd_mempool_alloc_type(pool, type) \
-	(type *)(rspamd_mempool_alloc_((pool), sizeof(type), RSPAMD_ALIGNOF(type), (G_STRLOC)))
+	(type *)(rspamd_mempool_alloc_((pool), sizeof(type), \
+	MAX(MIN_MEM_ALIGNMENT, RSPAMD_ALIGNOF(type)), (G_STRLOC)))
 #define rspamd_mempool_alloc_buffer(pool, buflen) \
 	(char *)(rspamd_mempool_alloc_((pool), sizeof(char) * (buflen), MIN_MEM_ALIGNMENT, (G_STRLOC)))
 /**
@@ -185,7 +186,8 @@ void *rspamd_mempool_alloc0_ (rspamd_mempool_t *pool, gsize size, gsize alignmen
 #define rspamd_mempool_alloc0(pool, size) \
 	rspamd_mempool_alloc0_((pool), (size), MIN_MEM_ALIGNMENT, (G_STRLOC))
 #define rspamd_mempool_alloc0_type(pool, type) \
-	(type *)(rspamd_mempool_alloc0_((pool), sizeof(type), RSPAMD_ALIGNOF(type), (G_STRLOC)))
+	(type *)(rspamd_mempool_alloc0_((pool), sizeof(type), \
+		MAX(MIN_MEM_ALIGNMENT, RSPAMD_ALIGNOF(type)), (G_STRLOC)))
 
 /**
  * Make a copy of string in pool