From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga05.intel.com ([192.55.52.43]:31894 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753850AbdDYUvn (ORCPT ); Tue, 25 Apr 2017 16:51:43 -0400 From: Ross Zwisler Subject: [PATCH v2 1/2] xfs: fix incorrect argument count check Date: Tue, 25 Apr 2017 14:51:05 -0600 Message-Id: <20170425205106.20576-1-ross.zwisler@linux.intel.com> Sender: fstests-owner@vger.kernel.org To: fstests@vger.kernel.org, Xiong Zhou , jmoyer@redhat.com, eguan@redhat.com Cc: Ross Zwisler , Christoph Hellwig , Dan Williams , "Darrick J. Wong" , Jan Kara , linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-nvdimm@ml01.01.org, Andrew Morton List-ID: t_mmap_dio.c actually requires 4 arguments, not 3 as the current check enforces: # ./src/t_mmap_dio usage: t_mmap_dio # ./src/t_mmap_dio one two three open src(No such file or directory) len 0 (null) Signed-off-by: Ross Zwisler Fixes: 456581661b4d ("xfs: test per-inode DAX flag by IO") --- src/t_mmap_dio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/t_mmap_dio.c b/src/t_mmap_dio.c index 69b9ca8..6c8ca1a 100644 --- a/src/t_mmap_dio.c +++ b/src/t_mmap_dio.c @@ -39,7 +39,7 @@ int main(int argc, char **argv) char *dfile; unsigned long len, opt; - if (argc < 4) + if (argc < 5) usage(basename(argv[0])); while ((opt = getopt(argc, argv, "b")) != -1) -- 2.9.3