commit 8a2cad1: [Minor] Lua_tensor: Fix newindex row assignment
Vsevolod Stakhov
vsevolod at highsecure.ru
Tue Aug 25 14:49:10 UTC 2020
Author: Vsevolod Stakhov
Date: 2020-08-25 15:41:46 +0100
URL: https://github.com/rspamd/rspamd/commit/8a2cad181848bc7825001bb1a418aa1982c566ab (HEAD -> master)
[Minor] Lua_tensor: Fix newindex row assignment
---
src/lua/lua_tensor.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/lua/lua_tensor.c b/src/lua/lua_tensor.c
index 09a10cabc..f8386d6f3 100644
--- a/src/lua/lua_tensor.c
+++ b/src/lua/lua_tensor.c
@@ -383,7 +383,7 @@ lua_tensor_newindex (lua_State *L)
if (t->ndims == 1) {
/* Individual element */
- if (idx <= t->dim[0]) {
+ if (idx <= t->dim[0] && idx > 0) {
rspamd_tensor_num_t value = lua_tonumber (L, 3), old;
old = t->data[idx - 1];
@@ -405,8 +405,9 @@ lua_tensor_newindex (lua_State *L)
if (row) {
if (row->ndims == 1) {
if (row->dim[0] == t->dim[1]) {
- if (idx <= t->dim[0]) {
- memcpy (&t->data[idx * t->dim[0]],
+ if (idx > 0 && idx <= t->dim[0]) {
+ idx --; /* Zero based index */
+ memcpy (&t->data[idx * t->dim[1]],
row->data,
t->dim[1] * sizeof (rspamd_tensor_num_t));
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