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-rw-r--r--lib/kernel/src/os.erl8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/kernel/src/os.erl b/lib/kernel/src/os.erl
index ae188ae932..a4b4f798f9 100644
--- a/lib/kernel/src/os.erl
+++ b/lib/kernel/src/os.erl
@@ -319,16 +319,16 @@ get_data(Port, MonRef, Eot, Sofar, Size, Max) ->
iolist_to_binary(Sofar)
end.
-eot(_Bs, <<>>, _Size, _Max) ->
+eot(Bs, <<>>, Size, Max) when Size + byte_size(Bs) < Max ->
more;
+eot(Bs, <<>>, Size, Max) ->
+ binary:part(Bs, {0, Max - Size});
eot(Bs, Eot, Size, Max) ->
case binary:match(Bs, Eot) of
- nomatch when Size + byte_size(Bs) < Max ->
- more;
{Pos, _} when Size + Pos < Max ->
binary:part(Bs,{0, Pos});
_ ->
- binary:part(Bs,{0, Max - Size})
+ eot(Bs, <<>>, Size, Max)
end.
%% When port_close returns we know that all the