qssb_enable_policy: check for empty str instead of NULL ptr

This was missed in 0a851790b8
2020-09-26 16:09:43 +02:00 · 2020-09-26 16:09:43 +02:00 · 763c65c3fe
commit 763c65c3fe
--- a/qssb.h
+++ b/qssb.h
@ -489,7 +489,7 @@ int qssb_enable_policy(struct qssb_policy *policy)

 	if(policy->path_policies != NULL)
 	{
-		if(policy->chroot_target_path == NULL)
+		if(*policy->chroot_target_path == '\0')
 		{
 			char random_str[17];
 			if(random_string(random_str, sizeof(random_str)) == 16)