--- ./testcases/kernel/syscalls/sendfile/sendfile08.c.org	2013-11-06 17:07:47.000000000 +0100
+++ ./testcases/kernel/syscalls/sendfile/sendfile08.c	2013-11-06 17:09:09.000000000 +0100
@@ -74,6 +74,8 @@ int main(int argc, char *argv[])
 		if (ret == -1)
 			tst_brkm(TBROK | TERRNO, cleanup, "lseek %s failed",
 				 out_file);
+
+		memset(buf, 0, BUFSIZ);
 		ret = read(out_fd, buf, BUFSIZ);
 		if (ret == -1)
 			tst_brkm(TBROK | TERRNO, cleanup, "read %s failed",