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From:   Luiz Augusto von Dentz <luiz.dentz@gmail.com>
To:     linux-bluetooth@vger.kernel.org
Subject: [PATCH BlueZ 1/2] shell: Set empty argument if optarg is NULL
Date:   Mon, 29 Aug 2022 14:37:37 -0700
Message-Id: <20220829213738.779598-1-luiz.dentz@gmail.com>
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From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

This sets enmpty string ("") when argument don't set any optarg so the
application can tell when an option was set or not.
---
 src/shared/shell.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/shared/shell.c b/src/shared/shell.c
index dfda8128af91..4658819a4bde 100644
--- a/src/shared/shell.c
+++ b/src/shared/shell.c
@@ -1158,7 +1158,7 @@ void bt_shell_init(int argc, char **argv, const struct bt_shell_opt *opt)
 				return;
 			}
 
-			*opt->optarg[index - offset] = optarg;
+			*opt->optarg[index - offset] = optarg ? : "";
 		}
 
 		index = -1;
-- 
2.37.2