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coap_join_mcast_group_intf: fix interface selection on windows #1530

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Oct 10, 2024
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coap_join_mcast_group_intf: fix interface selection on windows #1530

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9 changes: 8 additions & 1 deletion src/coap_net.c
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Original file line number Diff line number Diff line change
Expand Up @@ -4706,7 +4706,14 @@ coap_join_mcast_group_intf_lkd(coap_context_t *ctx, const char *group_name,
}
}
}
#endif /* ! _WIN32 */
#else /* _WIN32 */
/*
* On Windows this function ignores the ifname variable so we unset this
* variable on this platform in any case in order to enable the interface
* selection from the bind address below.
*/
ifname = 0;
#endif /* _WIN32 */

/* Add in mcast address(es) to appropriate interface */
for (ainfo = resmulti; ainfo != NULL; ainfo = ainfo->ai_next) {
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