osx: Fix #9309 about extended attribute backup error on macOS

Warning: xattr maximum length 182 is greater than MaximumNetworkBufferSize on file ...

diff --git a/bacula/src/filed/bxattr_osx.c b/bacula/src/filed/bxattr_osx.c
index 6c93766157916160cb05a8f311889879d89b6f50..f5aed32cab87ff2b8f75215a849dc8d8675dea89 100644 (file)
--- a/bacula/src/filed/bxattr_osx.c
+++ b/bacula/src/filed/bxattr_osx.c
@@ -204,7 +204,8 @@ bRC_BXATTR BXATTR_OSX::os_get_xattr_value (JCR *jcr, char * name, char ** pvalue
          break;
    }
 
-   if (len >= me->max_network_buffer_size) {
+   uint32_t max_buff_size = me->max_network_buffer_size ? me->max_network_buffer_size : DEFAULT_NETWORK_BUFFER_SIZE;
+   if (len >= max_buff_size) {
       MmsgD2(100, jcr->errmsg, _("xattr maximum length %d is greater than MaximumNetworkBufferSize on file \"%s\"\n"), len, jcr->last_fname);
       return bRC_BXATTR_error;