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| author | Zhi Yong Wu <wuzhy@linux.vnet.ibm.com> | 2013-12-06 14:16:51 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-01-15 15:28:46 -0800 |
| commit | bfc2ba016161cc523ed6ea9262651b34070b8fff (patch) | |
| tree | f3341e1e1213f3a9ca763581347b1a98d9edf3bf | |
| parent | e1cef3c9843709fd913021679c3bf711c8301627 (diff) | |
tun: update file current position
[ Upstream commit d0b7da8afa079ffe018ab3e92879b7138977fc8f ]
Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/tun.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 9ef85fea1d1..582497103fe 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1412,6 +1412,8 @@ static ssize_t tun_chr_aio_read(struct kiocb *iocb, const struct iovec *iv, ret = tun_do_read(tun, tfile, iocb, iv, len, file->f_flags & O_NONBLOCK); ret = min_t(ssize_t, ret, len); + if (ret > 0) + iocb->ki_pos = ret; out: tun_put(tun); return ret; |