Fix I/O-related error values in ustctl

[lttng-ust.git] / liblttng-ust-comm / lttng-ust-comm.c

diff --git a/liblttng-ust-comm/lttng-ust-comm.c b/liblttng-ust-comm/lttng-ust-comm.c
index 9a67ea19ea7aef43d80e4558dfeeae4162b42616..db9910ded9c3fcf2a660fa77c5a35851df07fdc8 100644 (file)
--- a/liblttng-ust-comm/lttng-ust-comm.c
+++ b/liblttng-ust-comm/lttng-ust-comm.c
@@ -435,7 +435,10 @@ int ustcomm_send_app_cmd(int sock,
        ret = ustcomm_send_app_msg(sock, lum);
        if (ret)
                return ret;
-       return ustcomm_recv_app_reply(sock, lur, lum->handle, lum->cmd);
+       ret = ustcomm_recv_app_reply(sock, lur, lum->handle, lum->cmd);
+       if (ret > 0)
+               return -EIO;
+       return ret;
 }
 
 /*