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| author | James Morris <jmorris@namei.org> | 2008-12-04 17:16:36 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2008-12-04 17:16:36 +1100 |
| commit | ec98ce480ada787f2cfbd696980ff3564415505b (patch) | |
| tree | 1a4d644b38f9f1e4b4e086fde0b195df4a92cf84 /net/rose/af_rose.c | |
| parent | 3496f92beb9aa99ef21fccc154a36c7698e9c538 (diff) | |
| parent | feaf3848a813a106f163013af6fcf6c4bfec92d9 (diff) | |
| download | lwn-ec98ce480ada787f2cfbd696980ff3564415505b.tar.gz lwn-ec98ce480ada787f2cfbd696980ff3564415505b.zip | |
Merge branch 'master' into next
Conflicts:
fs/nfsd/nfs4recover.c
Manually fixed above to use new creds API functions, e.g.
nfs4_save_creds().
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'net/rose/af_rose.c')
| -rw-r--r-- | net/rose/af_rose.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index d902e2da2782..01392649b462 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1072,6 +1072,10 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock, unsigned char *asmptr; int n, size, qbit = 0; + /* ROSE empty frame has no meaning : don't send */ + if (len == 0) + return 0; + if (msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_CMSG_COMPAT)) return -EINVAL; @@ -1265,6 +1269,12 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock, skb_reset_transport_header(skb); copied = skb->len; + /* ROSE empty frame has no meaning : ignore it */ + if (copied == 0) { + skb_free_datagram(sk, skb); + return copied; + } + if (copied > size) { copied = size; msg->msg_flags |= MSG_TRUNC; |