aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/beam/erl_port.h
diff options
context:
space:
mode:
authorSverker Eriksson <[email protected]>2019-01-28 17:36:31 +0100
committerSverker Eriksson <[email protected]>2019-01-28 19:43:24 +0100
commitad5822c6b1401111bbdbc5e77fe097a3f1b2b3cb (patch)
tree2d8520bde623c7aeb6812f4fe63a597467812e79 /erts/emulator/beam/erl_port.h
parenta4aeacd28e4e31d3d79b091afcdc528082be2865 (diff)
downloadotp-ad5822c6b1401111bbdbc5e77fe097a3f1b2b3cb.tar.gz
otp-ad5822c6b1401111bbdbc5e77fe097a3f1b2b3cb.tar.bz2
otp-ad5822c6b1401111bbdbc5e77fe097a3f1b2b3cb.zip
erts: Add magic port control numbers
to increase the probablity of a nice badarg from erlang:port_control.
Diffstat (limited to 'erts/emulator/beam/erl_port.h')
-rw-r--r--erts/emulator/beam/erl_port.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_port.h b/erts/emulator/beam/erl_port.h
index 25976d38cc..039d8cf67a 100644
--- a/erts/emulator/beam/erl_port.h
+++ b/erts/emulator/beam/erl_port.h
@@ -1018,6 +1018,6 @@ int erts_port_output_async(Port *, Eterm, Eterm);
/*
* Signals from ports to ports. Used by sys drivers.
*/
-int erl_drv_port_control(Eterm, char, char*, ErlDrvSizeT);
+int erl_drv_port_control(Eterm, unsigned int, char*, ErlDrvSizeT);
#endif