diff options
| -rw-r--r-- | netlink.c | 17 |
1 files changed, 8 insertions, 9 deletions
@@ -504,7 +504,7 @@ int nl_route_dup(int s_src, unsigned int ifi_src, .rta.rta_len = RTA_LENGTH(sizeof(unsigned int)), .ifi = ifi_src, }; - ssize_t nlmsgs_size, status; + ssize_t nlmsgs_size, left, status; unsigned dup_routes = 0; struct nlmsghdr *nh; char buf[NLBUFSIZ]; @@ -518,9 +518,9 @@ int nl_route_dup(int s_src, unsigned int ifi_src, * routes in the buffer at once. */ nh = nl_next(s_src, buf, NULL, &nlmsgs_size); - for (status = nlmsgs_size; - NLMSG_OK(nh, status) && (status = nl_status(nh, status, seq)) > 0; - nh = NLMSG_NEXT(nh, status)) { + for (left = nlmsgs_size; + NLMSG_OK(nh, left) && (status = nl_status(nh, left, seq)) > 0; + nh = NLMSG_NEXT(nh, left)) { struct rtmsg *rtm = (struct rtmsg *)NLMSG_DATA(nh); struct rtattr *rta; size_t na; @@ -550,8 +550,7 @@ int nl_route_dup(int s_src, unsigned int ifi_src, } } - if (nh->nlmsg_type != NLMSG_DONE && - (!NLMSG_OK(nh, status) || status > 0)) { + if (!NLMSG_OK(nh, left)) { /* Process any remaining datagrams in a different * buffer so we don't overwrite the first one. */ @@ -577,9 +576,9 @@ int nl_route_dup(int s_src, unsigned int ifi_src, * to calculate dependencies: let the kernel do that. */ for (i = 0; i < dup_routes; i++) { - for (nh = (struct nlmsghdr *)buf, status = nlmsgs_size; - NLMSG_OK(nh, status); - nh = NLMSG_NEXT(nh, status)) { + for (nh = (struct nlmsghdr *)buf, left = nlmsgs_size; + NLMSG_OK(nh, left); + nh = NLMSG_NEXT(nh, left)) { uint16_t flags = nh->nlmsg_flags; int rc; |