Change in osmo-mgw[master]: check_rtp_origin(): Avoid using memcmp for comparing integer types
Harald Welte has submitted this change and it was merged. ( https://gerrit.osmocom.org/11403 ) Change subject: check_rtp_origin(): Avoid using memcmp for comparing integer types .. check_rtp_origin(): Avoid using memcmp for comparing integer types in_addr consists only of s_addr, which is an integer type that can be compared directly. By avoiding memcmp() here we would have been able to catch Coverity CID#188874 even without Coverity, and make the code more compact... Change-Id: Ic6105d39ae2fb4b301f87448b16763fe9f695621 --- M src/libosmo-mgcp/mgcp_network.c 1 file changed, 2 insertions(+), 4 deletions(-) Approvals: Jenkins Builder: Verified Harald Welte: Looks good to me, approved diff --git a/src/libosmo-mgcp/mgcp_network.c b/src/libosmo-mgcp/mgcp_network.c index fe63f1e..de34cc6 100644 --- a/src/libosmo-mgcp/mgcp_network.c +++ b/src/libosmo-mgcp/mgcp_network.c @@ -872,9 +872,8 @@ { struct mgcp_endpoint *endp; endp = conn->conn->endp; - struct sockaddr_in zero_addr = {}; - if (memcmp(_addr.sin_addr, >end.addr, sizeof(zero_addr.sin_addr)) == 0) { + if (conn->end.addr.s_addr == 0) { switch (conn->conn->mode) { case MGCP_CONN_LOOPBACK: /* HACK: for IuUP, we want to reply with an IuUP Initialization ACK upon the first RTP @@ -904,8 +903,7 @@ /* Note: Check if the inbound RTP data comes from the same host to * which we send our outgoing RTP traffic. */ - if (memcmp(>sin_addr, >end.addr, sizeof(addr->sin_addr)) - != 0) { + if (conn->end.addr.s_addr != addr->sin_addr.s_addr) { LOGP(DRTP, LOGL_ERROR, "endpoint:0x%x data from wrong address: %s, ", ENDPOINT_NUMBER(endp), inet_ntoa(addr->sin_addr)); -- To view, visit https://gerrit.osmocom.org/11403 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-mgw Gerrit-Branch: master Gerrit-MessageType: merged Gerrit-Change-Id: Ic6105d39ae2fb4b301f87448b16763fe9f695621 Gerrit-Change-Number: 11403 Gerrit-PatchSet: 1 Gerrit-Owner: Harald Welte Gerrit-Reviewer: Harald Welte Gerrit-Reviewer: Jenkins Builder (102)
Change in osmo-mgw[master]: check_rtp_origin(): Avoid using memcmp for comparing integer types
Harald Welte has posted comments on this change. ( https://gerrit.osmocom.org/11403 ) Change subject: check_rtp_origin(): Avoid using memcmp for comparing integer types .. Patch Set 1: Code-Review+2 -- To view, visit https://gerrit.osmocom.org/11403 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-mgw Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ic6105d39ae2fb4b301f87448b16763fe9f695621 Gerrit-Change-Number: 11403 Gerrit-PatchSet: 1 Gerrit-Owner: Harald Welte Gerrit-Reviewer: Harald Welte Gerrit-Reviewer: Jenkins Builder (102) Gerrit-Comment-Date: Sun, 21 Oct 2018 11:42:22 + Gerrit-HasComments: No Gerrit-HasLabels: Yes
Change in osmo-mgw[master]: check_rtp_origin(): Avoid using memcmp for comparing integer types
Harald Welte has uploaded this change for review. ( https://gerrit.osmocom.org/11403 Change subject: check_rtp_origin(): Avoid using memcmp for comparing integer types .. check_rtp_origin(): Avoid using memcmp for comparing integer types in_addr consists only of s_addr, which is an integer type that can be compared directly. By avoiding memcmp() here we would have been able to catch Coverity CID#188874 even without Coverity, and make the code more compact... Change-Id: Ic6105d39ae2fb4b301f87448b16763fe9f695621 --- M src/libosmo-mgcp/mgcp_network.c 1 file changed, 2 insertions(+), 4 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-mgw refs/changes/03/11403/1 diff --git a/src/libosmo-mgcp/mgcp_network.c b/src/libosmo-mgcp/mgcp_network.c index fe63f1e..de34cc6 100644 --- a/src/libosmo-mgcp/mgcp_network.c +++ b/src/libosmo-mgcp/mgcp_network.c @@ -872,9 +872,8 @@ { struct mgcp_endpoint *endp; endp = conn->conn->endp; - struct sockaddr_in zero_addr = {}; - if (memcmp(_addr.sin_addr, >end.addr, sizeof(zero_addr.sin_addr)) == 0) { + if (conn->end.addr.s_addr == 0) { switch (conn->conn->mode) { case MGCP_CONN_LOOPBACK: /* HACK: for IuUP, we want to reply with an IuUP Initialization ACK upon the first RTP @@ -904,8 +903,7 @@ /* Note: Check if the inbound RTP data comes from the same host to * which we send our outgoing RTP traffic. */ - if (memcmp(>sin_addr, >end.addr, sizeof(addr->sin_addr)) - != 0) { + if (conn->end.addr.s_addr != addr->sin_addr.s_addr) { LOGP(DRTP, LOGL_ERROR, "endpoint:0x%x data from wrong address: %s, ", ENDPOINT_NUMBER(endp), inet_ntoa(addr->sin_addr)); -- To view, visit https://gerrit.osmocom.org/11403 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-mgw Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ic6105d39ae2fb4b301f87448b16763fe9f695621 Gerrit-Change-Number: 11403 Gerrit-PatchSet: 1 Gerrit-Owner: Harald Welte