[PATCH v3 05/10] chardev/char-pty: Do not ignore chr_write() failures

Philippe Mathieu-Daudé posted 10 patches 2 days, 6 hours ago
Maintainers: "Marc-André Lureau" <marcandre.lureau@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Alistair Francis <alistair@alistair23.me>, Peter Maydell <peter.maydell@linaro.org>, Palmer Dabbelt <palmer@dabbelt.com>, "Alex Bennée" <alex.bennee@linaro.org>
[PATCH v3 05/10] chardev/char-pty: Do not ignore chr_write() failures
Posted by Philippe Mathieu-Daudé 2 days, 6 hours ago
Cc: qemu-stable@nongnu.org
Fixes: 4f7689f0817 ("Avoid losing bytes when on (re-)connect")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 chardev/char-pty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chardev/char-pty.c b/chardev/char-pty.c
index b066f014126..652b0bd9e73 100644
--- a/chardev/char-pty.c
+++ b/chardev/char-pty.c
@@ -125,7 +125,7 @@ static int char_pty_chr_write(Chardev *chr, const uint8_t *buf, int len)
     rc = RETRY_ON_EINTR(g_poll(&pfd, 1, 0));
     g_assert(rc >= 0);
     if (!(pfd.revents & G_IO_HUP) && (pfd.revents & G_IO_OUT)) {
-        io_channel_send(s->ioc, buf, len);
+        return io_channel_send(s->ioc, buf, len);
     }
 
     return len;
-- 
2.51.0