From: William Lallemand <wlallemand@haproxy.com>
Date: Mon, 8 Jul 2024 12:23:14 +0000 (+0200)
Subject: BUG/MINOR: jwt: fix variable initialisation
X-Git-Tag: v3.1-dev3~12
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0a1b251c1a2ac55e135db0f5ac3d241e218308b4;p=thirdparty%2Fhaproxy.git

BUG/MINOR: jwt: fix variable initialisation

Set the alg variable from sample_conv_jwt_verify_check() to
JWT_ALG_DEFAULT.

This was reported by coverity in #2630, but since you need to use the
first argument to use the 2nd, this has no real impact.

Mut be backported with 883f1bd (as far as 2.6).
---

diff --git a/src/sample.c b/src/sample.c
index 1756c0e4b0..61d51fa36d 100644
--- a/src/sample.c
+++ b/src/sample.c
@@ -4262,7 +4262,8 @@ static int sample_conv_json_query(const struct arg *args, struct sample *smp, vo
 static int sample_conv_jwt_verify_check(struct arg *args, struct sample_conv *conv,
 					const char *file, int line, char **err)
 {
-	enum jwt_alg alg;
+	enum jwt_alg alg = JWT_ALG_DEFAULT;
+
 	vars_check_arg(&args[0], NULL);
 	vars_check_arg(&args[1], NULL);