Module: kamailio Branch: 5.1 Commit: 476a922ad4d50b05a95e43c20c4a2b8b6a98a78f URL: https://github.com/kamailio/kamailio/commit/476a922ad4d50b05a95e43c20c4a2b8… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2018-01-17T22:49:45+01:00 core: udp server - cast printed debug chars to unsigned - reported by GH #1403 (cherry picked from commit 64a391a2408b1d34569947f8b028915ec3462e6d) --- Modified: src/core/udp_server.c --- Diff: https://github.com/kamailio/kamailio/commit/476a922ad4d50b05a95e43c20c4a2b8… Patch: https://github.com/kamailio/kamailio/commit/476a922ad4d50b05a95e43c20c4a2b8… --- diff --git a/src/core/udp_server.c b/src/core/udp_server.c index b88d3d8f51..3d54c5a9a6 100644 --- a/src/core/udp_server.c +++ b/src/core/udp_server.c @@ -479,7 +479,7 @@ int udp_rcv_loop() if(isprint(buf[i])) { printbuf[j++] = buf[i]; } else { - l = snprintf(printbuf+j, 6, " %02X ", buf[i]); + l = snprintf(printbuf+j, 6, " %02X ", (unsigned char)buf[i]); if(l<0 || l>=6) { LM_ERR("print buffer building failed (%d/%d/%d)\n", l, j, i);