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[PULL,09/15] char: ensure all clients are in non-blocking mode

Message ID 1459849818-26649-10-git-send-email-pbonzini@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Paolo Bonzini April 5, 2016, 9:50 a.m. UTC 
From: "Daniel P. Berrange" <berrange@redhat.com>

Only some callers of tcp_chr_new_client are putting the
socket client into non-blocking mode. Move the call to
qio_channel_set_blocking() into the tcp_chr_new_client
method to guarantee that all code paths set non-blocking
mode

Reported-by: Andrew Baumann <Andrew.Baumann@microsoft.com>
Reported-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-Id: <1458324041-22709-1-git-send-email-berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 qemu-char.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/qemu-char.c b/qemu-char.c
index 93fd733..b597ee1 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3081,6 +3081,8 @@  static int tcp_chr_new_client(CharDriverState *chr, QIOChannelSocket *sioc)
     s->sioc = sioc;
     object_ref(OBJECT(sioc));
 
+    qio_channel_set_blocking(s->ioc, false, NULL);
+
     if (s->do_nodelay) {
         qio_channel_set_delay(s->ioc, false);
     }
@@ -3112,7 +3114,6 @@  static int tcp_chr_add_client(CharDriverState *chr, int fd)
     if (!sioc) {
         return -1;
     }
-    qio_channel_set_blocking(QIO_CHANNEL(sioc), false, NULL);
     ret = tcp_chr_new_client(chr, sioc);
     object_unref(OBJECT(sioc));
     return ret;