From: Jens Axboe <axboe@kernel.dk>
Date: Tue, 19 Mar 2013 16:47:15 +0000 (-0600)
Subject: lib/getopt_long: clear 'optarg' every time
X-Git-Tag: fio-2.0.15~22
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=25c42559e065f5a94a696b7bbefa32426d7b8925;p=fio.git

lib/getopt_long: clear 'optarg' every time

We don't want a stale optarg argument to be available.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/lib/getopt_long.c b/lib/getopt_long.c
index bdd524ba..11d879ad 100644
--- a/lib/getopt_long.c
+++ b/lib/getopt_long.c
@@ -46,6 +46,8 @@ int getopt_long_only(int argc, char *const *argv, const char *optstring,
 	const char *osptr;
 	int opt;
 
+	optarg = NULL;
+
 	/* getopt() relies on a number of different global state
 	   variables, which can make this really confusing if there is
 	   more than one use of getopt() in the same program.  This