[Xen-changelog] [qemu-upstream-unstable] nbd: fix use of two uninitialized bytes when connecting to a named export

[patchbot@xxxxxxx]

commit 8ffaaba0e939f2a284bb23d1f6f7f9e2104a97e2
Author: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date:   Mon Nov 26 15:19:31 2012 +0100

    nbd: fix use of two uninitialized bytes when connecting to a named export
    
    Reported-by: Michal Privoznik <mprivoznik@xxxxxxxxxx>
    Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
 nbd.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/nbd.c b/nbd.c
index 97a5914..01976e8 100644
--- a/nbd.c
+++ b/nbd.c
@@ -397,6 +397,7 @@ static int nbd_send_negotiate(NBDClient *client)
     rc = -EINVAL;
 
     TRACE("Beginning negotiation.");
+    memset(buf, 0, sizeof(buf));
     memcpy(buf, "NBDMAGIC", 8);
     if (client->exp) {
         assert ((client->exp->nbdflags & ~65535) == 0);
@@ -406,7 +407,6 @@ static int nbd_send_negotiate(NBDClient *client)
     } else {
         cpu_to_be64w((uint64_t*)(buf + 8), NBD_OPTS_MAGIC);
     }
-    memset(buf + 28, 0, 124);
 
     if (client->exp) {
         if (write_sync(csock, buf, sizeof(buf)) != sizeof(buf)) {
--
generated by git-patchbot for /home/xen/git/qemu-upstream-unstable.git

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