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sd-rtnl: don't treat 0-length messages specially

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Still parse the CMSG data, and most importantly make sure we drop the message when peeking.
This commit is contained in:
Tom Gundersen 2015-02-06 14:43:17 +01:00
parent b99802f769
commit b8719ebb57
1 changed files with 0 additions and 4 deletions
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4
src/libsystemd/sd-rtnl/rtnl-message.c
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@ -1350,10 +1350,6 @@ static int socket_recv_message(int fd, struct iovec *iov, uint32_t *_group, bool
log_debug("rtnl: no data in socket");
return (errno == EAGAIN || errno == EINTR) ? 0 : -errno;
} else if (r == 0) {
/* connection was closed by the kernel? */
log_warning("rtnl: ignoring empty message");
return 0;
}
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg)) {