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authorAnay Wadhera <awadhera@berkeley.edu>2021-05-20 22:00:23 -0700
committerMichael Bestas <mkbestas@lineageos.org>2022-04-19 00:49:50 +0300
commitd692db0fad2ff92fec4e091181b994461fc9d4f1 (patch)
tree2b6a7b62598613a4de7a4cb03b2ea25f514a0f39
parent923e1be9b3288e43396c75a982e6337ac9224c94 (diff)
Revert "bpf, array: fix heap out-of-bounds access when updating elements"
This reverts commit fbca9d2d35c6ef1b323fae75cc9545005ba25097. Signed-off-by: Chatur27 <jasonbright2709@gmail.com>
-rw-r--r--kernel/bpf/arraymap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c
index 4c67ce39732e..3f4c99e06c6b 100644
--- a/kernel/bpf/arraymap.c
+++ b/kernel/bpf/arraymap.c
@@ -105,7 +105,7 @@ static int array_map_update_elem(struct bpf_map *map, void *key, void *value,
/* all elements already exist */
return -EEXIST;
- memcpy(array->value + array->elem_size * index, value, map->value_size);
+ memcpy(array->value + array->elem_size * index, value, array->elem_size);
return 0;
}