X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=kernel%2Fresource.c;h=c8dc249da5ce6a9e8e90523006b24477a2355636;hb=dabcbb1bae0f55378060b285062b20f6ec648c6a;hp=3b3cedc52592164e11689375c4bb7d054df293cf;hpb=9ba365438a532436ecd96a089fb29b01516bed33;p=karo-tx-linux.git

diff --git a/kernel/resource.c b/kernel/resource.c
index 3b3cedc52592..c8dc249da5ce 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -419,6 +419,9 @@ static int __find_resource(struct resource *root, struct resource *old,
 		else
 			tmp.end = root->end;
 
+		if (tmp.end < tmp.start)
+			goto next;
+
 		resource_clip(&tmp, constraint->min, constraint->max);
 		arch_remove_reservations(&tmp);
 
@@ -436,8 +439,10 @@ static int __find_resource(struct resource *root, struct resource *old,
 				return 0;
 			}
 		}
-		if (!this)
+
+next:		if (!this || this->end == root->end)
 			break;
+
 		if (this != old)
 			tmp.start = this->end + 1;
 		this = this->sibling;