From ee53c3924fcc449a581380a1283a8652aa15652c Mon Sep 17 00:00:00 2001
From: Clemens Lang <cllang@redhat.com>
Date: Fri, 22 Nov 2024 11:29:29 +0100
Subject: [PATCH] Fix memory leak of ctx_pool.contexts

Related: https://bugzilla.redhat.com/show_bug.cgi?id=2327985
Signed-off-by: Clemens Lang <cllang@redhat.com>
---
 src/provider.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/provider.c b/src/provider.c
index 199659c9..1d4495e5 100644
--- a/src/provider.c
+++ b/src/provider.c
@@ -219,6 +219,12 @@ static void context_rm_pool(struct p11prov_ctx *ctx)
     }
     if (found) {
         ctx_pool.num--;
+        if (ctx_pool.num == 0) {
+            /* This was the last context, free ctx_pool.contexts to avoid
+             * leaking memory. */
+            OPENSSL_free(ctx_pool.contexts);
+            ctx_pool.contexts = NULL;
+        }
     } else {
         P11PROV_debug("Context not found in pool ?!");
     }