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[PULL,3/5] nbd: Shutdown socket before closing.

Message ID 1403878306-22683-4-git-send-email-pbonzini@redhat.com
State New
Headers show

Commit Message

Paolo Bonzini June 27, 2014, 2:11 p.m. UTC 
From: Hani Benhabiles <kroosec@gmail.com>

This forces finishing data sending to client before closing the socket like in
exports listing or replying with NBD_REP_ERR_UNSUP cases.

Signed-off-by: Hani Benhabiles <kroosec@gmail.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 blockdev-nbd.c | 1 +
 qemu-nbd.c     | 1 +
 2 files changed, 2 insertions(+)
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Patch

diff --git a/blockdev-nbd.c b/blockdev-nbd.c
index 18dc528..69adf26 100644
--- a/blockdev-nbd.c
+++ b/blockdev-nbd.c
@@ -28,6 +28,7 @@  static void nbd_accept(void *opaque)
 
     int fd = accept(server_fd, (struct sockaddr *)&addr, &addr_len);
     if (fd >= 0 && !nbd_client_new(NULL, fd, nbd_client_put)) {
+        shutdown(fd, SHUT_RDWR);
         close(fd);
     }
 }
diff --git a/qemu-nbd.c b/qemu-nbd.c
index ba60436..bf42861 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -372,6 +372,7 @@  static void nbd_accept(void *opaque)
     if (nbd_client_new(exp, fd, nbd_client_closed)) {
         nb_fds++;
     } else {
+        shutdown(fd, SHUT_RDWR);
         close(fd);
     }
 }