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-rw-r--r--fs/cifs/connect.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 4af3588c1a96..8af993f8d0cc 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -400,9 +400,11 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
iov.iov_len = 4;
smb_msg.msg_control = NULL;
smb_msg.msg_controllen = 0;
+ pdu_length = 4; /* enough to get RFC1001 header */
+incomplete_rcv:
length =
kernel_recvmsg(csocket, &smb_msg,
- &iov, 1, 4, 0 /* BB see socket.h flags */);
+ &iov, 1, pdu_length, 0 /* BB other flags? */);
if ( kthread_should_stop() ) {
break;
@@ -437,13 +439,12 @@ cifs_demultiplex_thread(struct TCP_Server_Info *server)
wake_up(&server->response_q);
continue;
} else if (length < 4) {
- cFYI(1,
- ("Frame under four bytes received (%d bytes long)",
+ cFYI(1, ("less than four bytes received (%d bytes)",
length));
+ pdu_length -= length;
cifs_reconnect(server);
- csocket = server->ssocket;
- wake_up(&server->response_q);
- continue;
+ msleep(1);
+ goto incomplete_rcv;
}
/* The right amount was read from socket - 4 bytes */