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-rw-r--r--fs/dlm/lowcomms.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 856d750be96b..4ea64e93e6b1 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -542,6 +542,10 @@ static int receive_from_sock(struct connection *con)
ret = -EAGAIN;
goto out_close;
}
+ if (con->nodeid == 0) {
+ ret = -EINVAL;
+ goto out_close;
+ }
if (con->rx_page == NULL) {
/*
@@ -582,8 +586,6 @@ static int receive_from_sock(struct connection *con)
else if (ret == len)
call_again_soon = 1;
- BUG_ON(con->nodeid == 0);
-
cbuf_add(&con->cb, ret);
ret = dlm_process_incoming_buffer(con->nodeid,
page_address(con->rx_page),