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Bluetooth: GATT: Fix differentiate errors on write ccc

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Refines errors check when attempting to write over the boundary
of attribute room.

Change-Id: Ia27b86ce380a178b8e7834adf6da4009a6d60233
Signed-off-by: Arkadiusz Lichwa <arkadiusz.lichwa@tieto.com>
This commit is contained in:
Arkadiusz Lichwa 2015-09-23 15:54:45 +02:00 • committed by Anas Nashif
commit c52cae5366
1 changed files with 5 additions and 1 deletions
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6
net/bluetooth/gatt.c
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@ -246,10 +246,14 @@ int bt_gatt_attr_write_ccc(struct bt_conn *conn,
bool bonded;
size_t i;
if (len != sizeof(*data) || offset) {
if (offset > sizeof(*data)) {
return -EINVAL;
}
if (offset + len > sizeof(*data)) {
return -EFBIG;
}
if (bt_keys_find_addr(&conn->dst))
bonded = true;
else