[sr-dev] git:master:42bae2a6: registrar: cumpute randmized-range expire value as float and then cast

Module: kamailio Branch: master Commit: 42bae2a634249fe7d8ba174eaffff0ee547f6d2b URL: https://github.com/kamailio/kamailio/commit/42bae2a634249fe7d8ba174eaffff0e… Author: Daniel-Constantin Mierla <miconda(a)gmail.com> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2024-01-10T13:45:30+01:00 registrar: cumpute randmized-range expire value as float and then cast --- Modified: src/modules/registrar/sip_msg.c --- Diff: https://github.com/kamailio/kamailio/commit/42bae2a634249fe7d8ba174eaffff0e… Patch: https://github.com/kamailio/kamailio/commit/42bae2a634249fe7d8ba174eaffff0e… --- diff --git a/src/modules/registrar/sip_msg.c b/src/modules/registrar/sip_msg.c index 9ef2c37db47..69e8606fbc1 100644 --- a/src/modules/registrar/sip_msg.c +++ b/src/modules/registrar/sip_msg.c @@ -48,15 +48,17 @@ static struct hdr_field *act_contact; */ static inline int randomize_expires(int expires, int range) { - int range_min; + float range_min; /* if no range is given just return expires */ if(range == 0) return expires; - range_min = expires - (float)range / 100 * expires; + range_min = (float)expires * (1.0 - ((float)range / 100)); - return range_min + (float)(kam_rand() % 100) / 100 * (expires - range_min); + return (int)(range_min + + ((float)(kam_rand() % 100) / 100) + * ((float)expires - range_min)); }