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Improve error reporting on receive path. 

In some error cases, no message is logged. Now we always complain loudly
when an error occurs.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2012-03-18 08:36:38 +01:00
parent 9d4d68e667
commit aa142c5240
1 changed files with 7 additions and 4 deletions
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7
sk.c
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@ -138,12 +138,15 @@ int sk_receive(int fd, void *buf, int buflen,
} else if (errno == EAGAIN) { } else if (errno == EAGAIN) {
usleep(1); usleep(1);
} else { } else {
break;
}
}
if (cnt < 1) {
if (flags == MSG_ERRQUEUE) if (flags == MSG_ERRQUEUE)
pr_err("recvmsg tx timestamp failed: %m"); pr_err("recvmsg tx timestamp failed: %m");
else else
pr_err("recvmsg failed: %m"); pr_err("recvmsg failed: %m");
break;
}
} }
for (cm = CMSG_FIRSTHDR(&msg); cm != NULL; cm = CMSG_NXTHDR(&msg, cm)) { for (cm = CMSG_FIRSTHDR(&msg); cm != NULL; cm = CMSG_NXTHDR(&msg, cm)) {