Fixed compiler warnings

extra/mariabackup/backup_copy.cc

@@ -2298,7 +2298,7 @@ ds_ctxt_t::make_hardlink(const char *from_path, const char *to_path)
 	}
 	else
 	{
-		strncpy(to_path_full, to_path, sizeof(to_path_full));
+		strmake(to_path_full, to_path, sizeof(to_path_full)-1);
 	}
 #ifdef _WIN32
 	return  CreateHardLink(to_path_full, from_path, NULL);

plugin/feedback/url_http.cc

@@ -168,7 +168,12 @@ int Url_http::send(const char* data, size_t data_length)
   char buf[1024];
   size_t len= 0;
 
-  addrinfo *addrs, *addr, filter= {0, AF_UNSPEC, SOCK_STREAM, 6, 0, 0, 0, 0};
+  addrinfo *addrs, *addr, filter;
+  bzero((void*) &filter, sizeof(filter));
+  filter.ai_family= AF_UNSPEC;
+  filter.ai_socktype= SOCK_STREAM;
+  filter.ai_protocol=6;
+
   int res= use_proxy() ?
     getaddrinfo(proxy_host.str, proxy_port.str, &filter, &addrs) :
     getaddrinfo(host.str, port.str, &filter, &addrs);

storage/innobase/fsp/fsp0fsp.cc

@@ -1679,6 +1679,7 @@ fseg_create(fil_space_t *space, ulint byte_offset, mtr_t *mtr, dberr_t *err,
 	ut_ad(byte_offset >= FIL_PAGE_DATA);
 	ut_ad(byte_offset + FSEG_HEADER_SIZE
 	      <= srv_page_size - FIL_PAGE_DATA_END);
+	buf_block_t* iblock= 0;
 
 	mtr->x_lock_space(space);
 	ut_d(space->modify_check(*mtr));
@@ -1691,8 +1692,6 @@ fseg_create(fil_space_t *space, ulint byte_offset, mtr_t *mtr, dberr_t *err,
 		goto funct_exit;
 	}
 
-	buf_block_t* iblock;
-
 inode_alloc:
 	inode = fsp_alloc_seg_inode(space, header, &iblock, mtr, err);