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fcntl: return -EFAULT if copy_to_user fails
[safe/jmp/linux-2.6]
/
lib
/
btree.c
diff --git
a/lib/btree.c
b/lib/btree.c
index
41859a8
..
c9c6f03
100644
(file)
--- a/
lib/btree.c
+++ b/
lib/btree.c
@@
-95,7
+95,8
@@
static unsigned long *btree_node_alloc(struct btree_head *head, gfp_t gfp)
unsigned long *node;
node = mempool_alloc(head->mempool, gfp);
- memset(node, 0, NODESIZE);
+ if (likely(node))
+ memset(node, 0, NODESIZE);
return node;
}