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udp6: Convey transmit path errors to the caller. 

The transport layer's functional interface foresees having error codes
percolate back up to the caller.  However, up until now, the udp6 module
simply returned -1 for any error.  This patch lets the code return the
specific error instead.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2020-04-30 06:09:02 -07:00
parent d4fbb0701d
commit b2bf55aebd
1 changed files with 1 additions and 1 deletions
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udp6.c
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@ -271,7 +271,7 @@ static int udp6_send(struct transport *t, struct fdarray *fda,
cnt = sendto(fd, buf, len, 0, &addr->sa, sizeof(addr->sin6)); cnt = sendto(fd, buf, len, 0, &addr->sa, sizeof(addr->sin6));
if (cnt < 1) { if (cnt < 1) {
pr_err("sendto failed: %m"); pr_err("sendto failed: %m");
return cnt; return -errno;
} }
/* /*
* Get the time stamp right away. * Get the time stamp right away.