[Qemu-devel] [PATCH 2/3] chardev: On QIO_CHANNEL_ERR_BROKEN set errno to EPIPE

[Sergio Lopez]

This allows callers to identify this potentially unrecoverable error.
---
 chardev/char-io.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/chardev/char-io.c b/chardev/char-io.c
index f810524..f934eb9 100644
--- a/chardev/char-io.c
+++ b/chardev/char-io.c
@@ -168,6 +168,9 @@ int io_channel_send_full(QIOChannel *ioc,
 
             errno = EAGAIN;
             return -1;
+        } else if (ret == QIO_CHANNEL_ERR_BROKEN) {
+            errno = EPIPE;
+            return -1;
         } else if (ret < 0) {
             errno = EINVAL;
             return -1;
-- 
1.8.3.1