simplify parsing of /etc/busybox.conf

function                                             old     new   delta
parse_config_file                                    799     667    -132

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

libpwdgrp/uidgid_get.c

@@ -71,7 +71,8 @@ int FAST_FUNC get_uidgid(struct bb_uidgid_t *u, const char *ug, int numeric_ok)
 			}
 		}
 		gr = getgrnam(group);
-		if (!gr) return 0;
+		if (!gr)
+			return 0;
 		u->gid = gr->gr_gid;
 	}
 	return 1;