...
IPv4 address of host group to leave.
p_err
Pointer to variable that will receive the return error code from this function:
...
Required Configuration
Available only if NET_MCAST_CFG_IPv4_RX_EN is enabled (see section Network Stack Configuration).
IGMP is the protocol used for multicast communication with IPv4. Therefore IGMP can be used only if NET_IPv4_CFG_EN is also enabled (see section Network Stack Configuration).
Notes / Warnings
addr_grp must be in host-order.