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Stefan Sperling gerrit-no-reply at lists.osmocom.orgStefan Sperling has uploaded this change for review. ( https://gerrit.osmocom.org/11856 Change subject: check ioctl() call return value in tun_new() ...................................................................... check ioctl() call return value in tun_new() Coverity complains about a missing ioctl() return value check. Check for failure of the TUNSETNOCSUM ioctl and log a warning if it fails. Change-Id: I88da2164d975d7a232619b8d31c5eadeef0f3a80 Related: CID#57661 --- M lib/tun.c 1 file changed, 4 insertions(+), 1 deletion(-) git pull ssh://gerrit.osmocom.org:29418/osmo-ggsn refs/changes/56/11856/1 diff --git a/lib/tun.c b/lib/tun.c index fa4c37d..6ae006b 100644 --- a/lib/tun.c +++ b/lib/tun.c @@ -193,7 +193,10 @@ strncpy((*tun)->devname, ifr.ifr_name, IFNAMSIZ); (*tun)->devname[IFNAMSIZ - 1] = 0; - ioctl((*tun)->fd, TUNSETNOCSUM, 1); /* Disable checksums */ + /* Disable checksums */ + if (ioctl((*tun)->fd, TUNSETNOCSUM, 1) < 0) { + SYS_ERR(DTUN, LOGL_NOTICE, errno, "could not disable checksum on %s", (*tun)->devname); + } return 0; } else { strncpy((*tun)->devname, dev_name, IFNAMSIZ); -- To view, visit https://gerrit.osmocom.org/11856 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-ggsn Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: I88da2164d975d7a232619b8d31c5eadeef0f3a80 Gerrit-Change-Number: 11856 Gerrit-PatchSet: 1 Gerrit-Owner: Stefan Sperling <ssperling at sysmocom.de> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20181121/d0a49710/attachment.htm>