X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fresource.c;h=9c9841cb69021fdd259510ce7f117cedf14f0ad7;hb=81280572ca6f54009edfa4deee563e8678784218;hp=7b36976e5dea84d11b73fcd5d4ae8963ce4c9aa7;hpb=3975d16760d4be7402d1067c548c30c427971331;p=pandora-kernel.git

diff --git a/kernel/resource.c b/kernel/resource.c
index 7b36976e5dea..9c9841cb6902 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -453,6 +453,8 @@ static struct resource * __insert_resource(struct resource *parent, struct resou
 
 		if (first == parent)
 			return first;
+		if (WARN_ON(first == new))	/* duplicated insertion */
+			return first;
 
 		if ((first->start > new->start) || (first->end < new->end))
 			break;