From: Karel Zak <kzak@redhat.com>
Date: Fri, 14 May 2010 11:04:50 +0000 (+0200)
Subject: fallocate: check for number of arguments
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fd1ee3b92e08b17a67099371e647da54632b2f8a;p=util-linux

fallocate: check for number of arguments

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/sys-utils/fallocate.c b/sys-utils/fallocate.c
index e41643a2..d1f43c24 100644
--- a/sys-utils/fallocate.c
+++ b/sys-utils/fallocate.c
@@ -122,6 +122,11 @@ int main(int argc, char **argv)
 
 	fname = argv[optind++];
 
+	if (optind != argc) {
+		warnx(_("unexpected number of arguments"));
+		usage(stderr);
+	}
+
 	fd = open(fname, O_WRONLY|O_CREAT, 0644);
 	if (fd < 0)
 		err(EXIT_FAILURE, _("%s: open failed"), fname);