X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=kernel%2Fresource.c;h=790f1b807f1285b12557325823ed782d83a84a65;hb=f3eb8f09756d521f0aa12fa424c576cc10f443d1;hp=54ba6de3757c7ebdc83ad7f6c5b3d22b9d20f600;hpb=26cd94744e142dd5d5a21e2c1e31bacc120b2d74;p=mirror_ubuntu-bionic-kernel.git

diff --git a/kernel/resource.c b/kernel/resource.c
index 54ba6de3757c..790f1b807f12 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -651,7 +651,8 @@ static int __find_resource(struct resource *root, struct resource *old,
 			alloc.start = constraint->alignf(constraint->alignf_data, &avail,
 					size, constraint->align);
 			alloc.end = alloc.start + size - 1;
-			if (resource_contains(&avail, &alloc)) {
+			if (alloc.start <= alloc.end &&
+			    resource_contains(&avail, &alloc)) {
 				new->start = alloc.start;
 				new->end = alloc.end;
 				return 0;