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tipc: fix RDM/DGRAM connect() regression

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[ Upstream commit 0e63208915 ]

Fix regression bug introduced in
commit 365ad353c2 ("tipc: reduce risk of user starvation during link
congestion")

Only signal -EDESTADDRREQ for RDM/DGRAM if we don't have a cached
sockaddr.

Fixes: 365ad353c2 ("tipc: reduce risk of user starvation during link congestion")
Signed-off-by: Erik Hugne <erik.hugne@gmail.com>
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Erik Hugne 2019-03-04 23:26:10 +01:00 committed by Greg Kroah-Hartman
parent 1c69361496
commit 71d1e057fe
1 changed files with 1 additions and 1 deletions
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2
net/tipc/socket.c
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@ -943,7 +943,7 @@ static int __tipc_sendmsg(struct socket *sock, struct msghdr *m, size_t dlen)
if (unlikely(!dest)) {
dest = &tsk->peer;
if (!syn || dest->family != AF_TIPC)
if (!syn && dest->family != AF_TIPC)
return -EDESTADDRREQ;
}