Module: kamailio Branch: master Commit: a61ff084bc87c7d3dd05b14afd35795b466d37dc URL: https://github.com/kamailio/kamailio/commit/a61ff084bc87c7d3dd05b14afd35795… Author: Victor Seva &lt;linuxmaniac(a)torreviejawireless.org&gt; Committer: Victor Seva &lt;linuxmaniac(a)torreviejawireless.org&gt; Date: 2016-05-12T22:08:28+02:00 sms: fix compiler warning #612 (#617) * show error message if error in write --- Modified: modules/sms/libsms_modem.c --- Diff: https://github.com/kamailio/kamailio/commit/a61ff084bc87c7d3dd05b14afd35795… Patch: https://github.com/kamailio/kamailio/commit/a61ff084bc87c7d3dd05b14afd35795… --- diff --git a/modules/sms/libsms_modem.c b/modules/sms/libsms_modem.c index d0f5b33..e9d88fa 100644 --- a/modules/sms/libsms_modem.c +++ b/modules/sms/libsms_modem.c @@ -74,7 +74,9 @@ int put_command( struct modem *mdm, char* cmd, int cmd_len, char* answer, LM_DBG("-<%d>-->[%.*s] \n",cmd_len,cmd_len,cmd); #endif /* send the command to the modem */ - write(mdm->fd,cmd,cmd_len); + if (write(mdm->fd,cmd,cmd_len)<0) { + LM_ERR("write error: %s\n", strerror(errno)); + } tcdrain(mdm->fd); /* read from the modem */