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-rw-r--r--erts/emulator/sys/unix/sys.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index f94e0f2296..bf69f3bf90 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -1163,6 +1163,8 @@ static int set_driver_data(int port_num,
report_exit_list = report_exit;
}
+ erts_port[port_num].os_pid = pid;
+
if (read_write & DO_READ) {
driver_data[ifd].packet_bytes = packet_bytes;
driver_data[ifd].port_num = port_num;