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tun: Fixed unsigned/signed comparison

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Validated that this was actually using the unsigned comparison with gdb.

Signed-off-by: Alex Gartrell <agartrell@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Gartrell 2014-12-25 23:05:03 -08:00 committed by David S. Miller
parent 886eaa1fe6
commit 87897931c8
1 changed files with 1 additions and 1 deletions
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2
drivers/net/tun.c
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@ -1501,7 +1501,7 @@ static int tun_recvmsg(struct kiocb *iocb, struct socket *sock,
goto out;
}
ret = tun_do_read(tun, tfile, &m->msg_iter, flags & MSG_DONTWAIT);
if (ret > total_len) {
if (ret > (ssize_t)total_len) {
m->msg_flags |= MSG_TRUNC;
ret = flags & MSG_TRUNC ? ret : total_len;
}