dm-multipath [PATCH] "better" return codes.

[Benjamin Marzinski <bmarzins@redhat.com>]

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I think that these multipathd return codes make more sense (failing if the map
is not a multipath map, and not failing if it has already been added).

-Ben

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diff -urpN mp-devel-clean/multipathd/main.c mp-devel-patched/multipathd/main.c
--- mp-devel-clean/multipathd/main.c	2006-02-27 15:09:55.000000000 -0600
+++ mp-devel-patched/multipathd/main.c	2006-02-27 15:16:13.000000000 -0600
@@ -569,7 +569,7 @@ ev_add_map (char * devname, struct vecto
 	if (map_present && dm_type(alias, DEFAULT_TARGET) <= 0) {
 		condlog(4, "%s: not a multipath map", alias);
 		FREE(alias);
-		return 0;
+		return 1;
 	}
 
 	mpp = find_mp_by_alias(vecs->mpvec, alias);
@@ -709,7 +709,7 @@ ev_add_path (char * devname, struct vect
 		/*
 		 * allow reconfig of orphaned path here
 		 */
-		if (pp->mpp) return 1;
+		if (pp->mpp) return 0;
 	}
 	else {
 		/*

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