From: Emil Velikov <emil.l.velikov@gmail.com>
Date: Fri, 6 Sep 2024 21:40:03 +0000 (+0100)
Subject: libkmod: smoke test all the API
X-Git-Tag: v34~394
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=4731bed9df2c793004473dd408b80cd90d22071c;p=thirdparty%2Fkmod.git

libkmod: smoke test all the API

Aka make sure the library does not crash if we give it a NULL as input
argument.

All entry-points but kmod_config_iter_free_iter look to be safe. Update
the final instance.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
Link: https://github.com/kmod-project/kmod/pull/111
Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>
---

diff --git a/libkmod/libkmod-config.c b/libkmod/libkmod-config.c
index 343183f3..9fda8535 100644
--- a/libkmod/libkmod-config.c
+++ b/libkmod/libkmod-config.c
@@ -1320,6 +1320,7 @@ KMOD_EXPORT bool kmod_config_iter_next(struct kmod_config_iter *iter)
 
 KMOD_EXPORT void kmod_config_iter_free_iter(struct kmod_config_iter *iter)
 {
-	free(iter->data);
+	if (iter)
+		free(iter->data);
 	free(iter);
 }