[sr-dev] git:4.2:e7101281: textops: safety check to know there is a string to add via lump

Module: kamailio Branch: 4.2 Commit: e71012814800462519b9040e82c892dfa39bf817 URL: https://github.com/kamailio/kamailio/commit/e71012814800462519b9040e82c892d… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2015-05-19T09:34:36+02:00 textops: safety check to know there is a string to add via lump (cherry picked from commit ca220afe0f738f2353d16c96dd16ab279ffdcf74) --- Modified: modules/textops/textops.c --- Diff: https://github.com/kamailio/kamailio/commit/e71012814800462519b9040e82c892d… Patch: https://github.com/kamailio/kamailio/commit/e71012814800462519b9040e82c892d… --- diff --git a/modules/textops/textops.c b/modules/textops/textops.c index a945937..fa8874f 100644 --- a/modules/textops/textops.c +++ b/modules/textops/textops.c @@ -2126,6 +2126,11 @@ int add_hf_helper(struct sip_msg* msg, str *str1, str *str2, len=s0.len; if (str2) len+= str2->len + REQ_LINE(msg).uri.len; + if(len==0) { + LM_INFO("nothing to add\n"); + return -1; + } + s = (char*)pkg_malloc(len); if (!s) { LM_ERR("no pkg memory left\n");