X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=util-linux%2Ffdflush.c;h=56ea2244d7444189fb2b13c16325c608268a695e;hb=f93a95de6960b1d1977a934aafd3e9a8b8ea1765;hp=0b154c8a605fefc13577ff4668a3a8257675f32d;hpb=e49d5ecbbe51718fa925b6890a735e5937cc2aa2;p=oweals%2Fbusybox.git

diff --git a/util-linux/fdflush.c b/util-linux/fdflush.c
index 0b154c8a6..56ea2244d 100644
--- a/util-linux/fdflush.c
+++ b/util-linux/fdflush.c
@@ -33,8 +33,8 @@ extern int fdflush_main(int argc, char **argv)
 	int value;
 	int fd;
 
-	if (argc <= 1 || **(argv++) == '-') {
-		usage("fdflush device\n");
+	if (argc <= 1 || **(++argv) == '-') {
+		usage("fdflush device\n\nForce floppy disk drive to detect disk change\n");
 	}
 
 	fd = open(*argv, 0);
@@ -44,7 +44,9 @@ extern int fdflush_main(int argc, char **argv)
 	}
 
 	value = ioctl(fd, FDFLUSH, 0);
-	close(fd);
+	/* Don't bother closing.  Exit does
+	 * that, so we can save a few bytes */
+	/* close(fd); */
 
 	if (value) {
 		perror(*argv);