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authorPaolo Bonzini <pbonzini@redhat.com>2012-11-26 15:19:31 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2012-11-28 11:56:35 +0100
commit8ffaaba0e939f2a284bb23d1f6f7f9e2104a97e2 (patch)
tree8d8585af36ee1eeb56c8555b4f0aabd91e38132f /nbd.c
parentc8969eded252058e90e91f12f75f32aceae46ec9 (diff)
nbd: fix use of two uninitialized bytes when connecting to a named export
Reported-by: Michal Privoznik <mprivoznik@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'nbd.c')
-rw-r--r--nbd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/nbd.c b/nbd.c
index 97a5914e0f..01976e8e33 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)) {