On Tue, 2015-12-15 at 10:46 -0800, Tadeusz Struk wrote: > msg_iocb needs to be initialized on the recv/recvfrom path. > Otherwise afalg will wrongly interpret it as an async call. > > Cc: sta...@vger.kernel.org > Reported-by: Harald Freudenberger <fre...@linux.vnet.ibm.com> > Signed-off-by: Tadeusz Struk <tadeusz.st...@intel.com> > --- > net/socket.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/net/socket.c b/net/socket.c > index dd2c247..80ca820 100644 > --- a/net/socket.c > +++ b/net/socket.c > @@ -1702,6 +1702,7 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, > size_t, size, > msg.msg_name = addr ? (struct sockaddr *)&address : NULL; > /* We assume all kernel code knows the size of sockaddr_storage */ > msg.msg_namelen = 0; > + msg.msg_iocb = NULL; > if (sock->file->f_flags & O_NONBLOCK) > flags |= MSG_DONTWAIT; > err = sock_recvmsg(sock, &msg, iov_iter_count(&msg.msg_iter), flags); >
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