From: Dave Reisner <dreisner@archlinux.org>
Date: Mon, 30 Jan 2012 22:16:50 +0000 (-0500)
Subject: modprobe: post-remove module deps with 0 refcnt
X-Git-Tag: v5~28
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=69a1974347cffaf4c4c5f69e1ed177561ec94a6f;p=platform%2Fupstream%2Fkmod.git

modprobe: post-remove module deps with 0 refcnt

This commit looks shockingly similar to 0e9bd2d1 because SOMEONE decided
to remove it in a872bba in a glorious frenzy of refactoring.
---

diff --git a/tools/kmod-modprobe.c b/tools/kmod-modprobe.c
index af64b72..764b8bf 100644
--- a/tools/kmod-modprobe.c
+++ b/tools/kmod-modprobe.c
@@ -339,6 +339,7 @@ end:
 static int rmmod_do_remove_module(struct kmod_module *mod)
 {
 	const char *modname = kmod_module_get_name(mod);
+	struct kmod_list *deps, *itr;
 	int flags = 0, err;
 
 	SHOW("rmmod %s\n", kmod_module_get_name(mod));
@@ -357,6 +358,17 @@ static int rmmod_do_remove_module(struct kmod_module *mod)
 			LOG("Module %s is not in kernel.\n", modname);
 	}
 
+	deps = kmod_module_get_dependencies(mod);
+	if (deps != NULL) {
+		kmod_list_foreach(itr, deps) {
+			struct kmod_module *dep = kmod_module_get_module(itr);
+			if (kmod_module_get_refcnt(dep) == 0)
+				rmmod_do_remove_module(dep);
+			kmod_module_unref(dep);
+		}
+		kmod_module_unref_list(deps);
+	}
+
 	return err;
 }