Fix "Dead assignments" as reported by llvm

libkmod/libkmod-config.c

@@ -402,15 +402,14 @@ static DIR *conf_files_list(struct kmod_ctx *ctx, struct kmod_list **list,
 	DIR *d;
 	int err;
 
+	*list = NULL;
+
 	d = opendir(path);
 	if (d == NULL) {
-		err = errno;
 		ERR(ctx, "%m\n");
 		return NULL;
 	}
 
-	*list = NULL;
-
 	for (;;) {
 		struct dirent ent, *entp;
 		struct kmod_list *l, *tmp;

test/test-rmmod.c

@@ -32,7 +32,6 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 
-	err = 0;
 	kmod_list_foreach(itr, list) {
 		struct kmod_module *mod = kmod_module_get_module(itr);
 		const char *name = kmod_module_get_name(mod);