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fixeria gerrit-no-reply at lists.osmocom.orgfixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-pcu/+/14923 Change subject: gprs_bssgp_pcu.cpp: check return code of gsm48_mi_to_string() ...................................................................... gprs_bssgp_pcu.cpp: check return code of gsm48_mi_to_string() Change-Id: Id1ad279ce9bef38eb3d11ac62337276207e8d8bd --- M src/gprs_bssgp_pcu.cpp 1 file changed, 14 insertions(+), 3 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-pcu refs/changes/23/14923/1 diff --git a/src/gprs_bssgp_pcu.cpp b/src/gprs_bssgp_pcu.cpp index 3ea3e59..730176a 100644 --- a/src/gprs_bssgp_pcu.cpp +++ b/src/gprs_bssgp_pcu.cpp @@ -93,6 +93,7 @@ char imsi[16] = "000"; uint8_t ms_class = 0; uint8_t egprs_ms_class = 0; + int rc; #if 0 MS_Radio_Access_capability_t rac; #endif @@ -120,8 +121,12 @@ * will listen to all paging blocks. */ if (TLVP_PRESENT(tp, BSSGP_IE_IMSI)) { - gsm48_mi_to_string(imsi, sizeof(imsi), TLVP_VAL(tp, BSSGP_IE_IMSI), - TLVP_LEN(tp, BSSGP_IE_IMSI)); + rc = gsm48_mi_to_string(imsi, sizeof(imsi), TLVP_VAL(tp, BSSGP_IE_IMSI), + TLVP_LEN(tp, BSSGP_IE_IMSI)); + if (rc) { + LOGP(DBSSGP, LOGL_NOTICE, "BSSGP TLLI=0x%08x Failed to parse IMSI IE\n", tlli); + return bssgp_tx_status(BSSGP_CAUSE_COND_IE_ERR, NULL, msg); + } } #if 0 /* Do not rely on this IE. TODO: make this configurable */ @@ -172,6 +177,7 @@ char imsi[16]; uint8_t *ptmsi = (uint8_t *) TLVP_VAL(tp, BSSGP_IE_TMSI); uint16_t ptmsi_len = TLVP_LEN(tp, BSSGP_IE_TMSI); + int rc; LOGP(DBSSGP, LOGL_NOTICE, " P-TMSI = "); for (int i = 0; i < ptmsi_len; i++) @@ -185,7 +191,12 @@ return -EINVAL; } - gsm48_mi_to_string(imsi, sizeof(imsi), TLVP_VAL(tp, BSSGP_IE_IMSI), TLVP_LEN(tp, BSSGP_IE_IMSI)); + rc = gsm48_mi_to_string(imsi, sizeof(imsi), TLVP_VAL(tp, BSSGP_IE_IMSI), + TLVP_LEN(tp, BSSGP_IE_IMSI)); + if (rc) { + LOGP(DBSSGP, LOGL_NOTICE, "Failed to parse IMSI IE\n"); + return bssgp_tx_status(BSSGP_CAUSE_COND_IE_ERR, NULL, msg); + } return gprs_rlcmac_paging_request(ptmsi, ptmsi_len, imsi); } -- To view, visit https://gerrit.osmocom.org/c/osmo-pcu/+/14923 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-pcu Gerrit-Branch: master Gerrit-Change-Id: Id1ad279ce9bef38eb3d11ac62337276207e8d8bd Gerrit-Change-Number: 14923 Gerrit-PatchSet: 1 Gerrit-Owner: fixeria <axilirator at gmail.com> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20190724/ed0e8c6b/attachment.htm>