[sr-dev] git:master:bd4c068e: core: check for items with emtpy address when discovering the network interfaces

Module: kamailio Branch: master Commit: bd4c068ee9c8e18dc76f8154d3fa4c438972b79c URL: https://github.com/kamailio/kamailio/commit/bd4c068ee9c8e18dc76f8154d3fa4c4… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2024-09-12T10:34:55+02:00 core: check for items with emtpy address when discovering the network interfaces - it may be returned on some OSes, preventing to start --- Modified: src/core/socket_info.c --- Diff: https://github.com/kamailio/kamailio/commit/bd4c068ee9c8e18dc76f8154d3fa4c4… Patch: https://github.com/kamailio/kamailio/commit/bd4c068ee9c8e18dc76f8154d3fa4c4… --- diff --git a/src/core/socket_info.c b/src/core/socket_info.c index a181e43dad8..120f99b1e49 100644 --- a/src/core/socket_info.c +++ b/src/core/socket_info.c @@ -207,6 +207,10 @@ static int init_addr_info(struct addr_info *a, char *name, enum si_flags flags) memset(a, 0, sizeof(*a)); a->name.len = strlen(name); + if(a->name.len <= 0) { + LM_ERR("invalid or empty name value\n"); + return -1; + } a->name.s = pkg_malloc(a->name.len + 1); /* include \0 */ if(a->name.s == 0) goto error; @@ -224,16 +228,15 @@ static inline struct addr_info *new_addr_info(char *name, enum si_flags gf) { struct addr_info *al; - al = pkg_malloc(sizeof(*al)); - if(al == 0) + al = pkg_mallocxz(sizeof(*al)); + if(al == 0) { + PKG_MEM_ERROR; goto error; - al->next = 0; - al->prev = 0; + } if(init_addr_info(al, name, gf) != 0) goto error; return al; error: - PKG_MEM_ERROR; if(al) { if(al->name.s) pkg_free(al->name.s); @@ -1677,13 +1680,18 @@ int add_interfaces_via_netlink(char *if_name, int family, unsigned short port, //if(! (ifaces[i].flags & IFF_UP) ) continue; for(tmp = ifaces[i].addresses; tmp; tmp = tmp->next) { - LM_DBG("in add_iface_via_netlink Name %s Address %s\n", + LM_DBG("in add_iface_via_netlink Name '%s' Address '%s'\n", ifaces[i].name, tmp->addr); + if(strlen(tmp->addr) == 0) { + LM_DBG("interface '%s' - skip item with empty address\n", + ifaces[i].name); + continue; + } /* match family */ if(family && family == tmp->family) { /* check if loopback */ if(ifaces[i].flags & IFF_LOOPBACK) { - LM_DBG("INTERFACE %s is loopback", ifaces[i].name); + LM_DBG("INTERFACE '%s' is loopback", ifaces[i].name); flags |= SI_IS_LO; } /* save the info */