clang does not like if the format argument of printf like function
is not a string literal:

warning: format string is not a string literal (potentially insecure)

Use "%s" as string literal to silence the warning.

Signed-off-by: Arne Schwabe <a...@rfc2549.org>
---
 src/openvpn/options.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/openvpn/options.c b/src/openvpn/options.c
index 8978955c3..5ecb7b7db 100644
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -2077,7 +2077,7 @@ check_ca_required(const struct options *options)
         " or CA path (--capath)"
 #endif
         " and/or peer fingerprint verification (--peer-fingerprint)";
-    msg(M_USAGE, str);
+    msg(M_USAGE, "%s", str);
 }
 
 static void
-- 
2.32.0



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