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authorMarkus Armbruster <armbru@redhat.com>2008-05-26 23:31:10 +0100
committerThomas Gleixner <tglx@linutronix.de>2008-05-27 10:11:36 +0200
commitf4ad1ebd7a0fae2782ef9f76c0b94b536742c3e8 (patch)
treec5c6479559e6bd04116bf4e9e67822415020722d
parent1e892c959da42278e60b21f5ecfd6fba0efff313 (diff)
downloadop-kernel-dev-f4ad1ebd7a0fae2782ef9f76c0b94b536742c3e8.zip
op-kernel-dev-f4ad1ebd7a0fae2782ef9f76c0b94b536742c3e8.tar.gz
xen pvfb: Zero unused bytes in events sent to backend
This isn't a security flaw (the backend can see all our memory anyway). But it's the right thing to do all the same. Signed-off-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
-rw-r--r--drivers/video/xen-fbfront.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c
index 5553e51..291eef6 100644
--- a/drivers/video/xen-fbfront.c
+++ b/drivers/video/xen-fbfront.c
@@ -61,6 +61,7 @@ static void xenfb_do_update(struct xenfb_info *info,
union xenfb_out_event event;
u32 prod;
+ memset(&event, 0, sizeof(event));
event.type = XENFB_TYPE_UPDATE;
event.update.x = x;
event.update.y = y;
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