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authorFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2011-10-15 00:14:01 +0000
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2011-10-15 00:14:01 +0000
commit07aaae44f5a3962c3a410a6dd7936dfa7dece2b9 (patch)
tree0cdb5735800ddd63d8850aa26d3a3f1f3334267a /kernel/resource.c
parent07a062140372187642003e02a49edc8a2115c1ca (diff)
parent976d167615b64e14bc1491ca51d424e2ba9a5e84 (diff)
Merge commit 'v3.1-rc9' into fbdev-next
Diffstat (limited to 'kernel/resource.c')
-rw-r--r--kernel/resource.c7
1 files changed, 6 insertions, 1 deletions
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;