basename: tiny shrink

diff --git a/coreutils/basename.c b/coreutils/basename.c
index ed23779..2216182 100644
--- a/coreutils/basename.c
+++ b/coreutils/basename.c
@@ -42,7 +42,7 @@
 		n = strlen(*argv);
 		if ((m > n) && ((strcmp)(s+m-n, *argv) == 0)) {
 			m -= n;
-			s[m] = '\0';
+			/*s[m] = '\0'; - redundant */
 		}
 	}