style fixes
last xcalloc replaced by xzalloc
diff --git a/networking/ifconfig.c b/networking/ifconfig.c
index 242bd06..dd4ce5e 100644
--- a/networking/ifconfig.c
+++ b/networking/ifconfig.c
@@ -497,7 +497,7 @@
 			ifr.ifr_flags &= ~selector;
 		if (ioctl(sockfd, SIOCSIFFLAGS, &ifr) < 0)
 			bb_perror_msg_and_die("SIOCSIFFLAGS");
-	} /* while() */
+	} /* while () */
 
 	if (ENABLE_FEATURE_CLEAN_UP)
 		close(sockfd);