Reset the member “test_fs” of the test configuration after a call of the function “kfree_const” to a null pointer so that a double memory release will not be performed.
Fixes: d9c6a72d6fa2 ("kmod: add test driver to stress test the module loader") Acked-by: Luis Chamberlain mcgrof@kernel.org Signed-off-by: Tiezhu Yang yangtiezhu@loongson.cn ---
v2: - update the commit message suggested by Markus Elfring - add the Fixes tag
lib/test_kmod.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/test_kmod.c b/lib/test_kmod.c index e651c37..eab5277 100644 --- a/lib/test_kmod.c +++ b/lib/test_kmod.c @@ -745,7 +745,7 @@ static int trigger_config_run_type(struct kmod_test_device *test_dev, break; case TEST_KMOD_FS_TYPE: kfree_const(config->test_fs); - config->test_driver = NULL; + config->test_fs = NULL; copied = config_copy_test_fs(config, test_str, strlen(test_str)); break;