[klibc] [klibc:update-dash] builtin: Reset t_wp_op in testcmd

[klibc-bot for Herbert Xu]

Commit-ID:  fc07f81df67f5071bbefdcdab490c615cd3d6c6d
Gitweb:     http://git.kernel.org/?p=libs/klibc/klibc.git;a=commit;h=fc07f81df67f5071bbefdcdab490c615cd3d6c6d
Author:     Herbert Xu <herbert at gondor.apana.org.au>
AuthorDate: Mon, 13 Jul 2015 14:06:35 +0800
Committer:  Ben Hutchings <ben at decadent.org.uk>
CommitDate: Fri, 25 Jan 2019 02:57:21 +0000

[klibc] builtin: Reset t_wp_op in testcmd

The global variable t_wp_op needs to be reset every time testcmd
is called or it may cause incorrect parsing of the arguments.

Reported-by: Martijn Dekker <martijn at inlv.org>
Signed-off-by: Herbert Xu <herbert at gondor.apana.org.au>
Signed-off-by: Ben Hutchings <ben at decadent.org.uk>

---
 usr/dash/bltin/test.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/usr/dash/bltin/test.c b/usr/dash/bltin/test.c
index bab9a1f9..58c05fec 100644
--- a/usr/dash/bltin/test.c
+++ b/usr/dash/bltin/test.c
@@ -193,6 +193,8 @@ testcmd(int argc, char **argv)
 		argv[argc] = NULL;
 	}
 
+	t_wp_op = NULL;
+
 recheck:
 	argv++;
 	argc--;