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socketcan : fixed CAN ID cast error

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args can_id for recv_filter doesn't work properly

Signed-off-by: xucheng5 <xucheng5@xiaomi.com>
This commit is contained in:
xucheng5 2023-08-18 15:32:45 +08:00 • committed by Xiang Xiao
parent 5bc32727b4
commit bcfb4decb0
1 changed files with 4 additions and 1 deletions
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5
net/can/can_recvmsg.c
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@ -344,7 +344,10 @@ static uint16_t can_recvfrom_eventhandler(FAR struct net_driver_s *dev,
* when is valid then complete the read action.
*/
#ifdef CONFIG_NET_CANPROTO_OPTIONS
if (can_recv_filter(conn, (canid_t) *dev->d_appdata) == 0)
canid_t can_id;
memcpy(&can_id, dev->d_appdata, sizeof(canid_t));
if (can_recv_filter(conn, can_id) == 0)
{
flags &= ~CAN_NEWDATA;
return flags;