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authorKees Cook <keescook@chromium.org>2013-09-11 04:39:11 (GMT)
committerDavid S. Miller <davem@davemloft.net>2013-09-12 21:20:03 (GMT)
commita9677bc024dcaafcf36c1cc4b0706b87be26ee5f (patch)
tree08a4d696b5cf98229207fa19fc3cea11f70d0a74 /drivers/net/xen-netback
parentb0dd663b60944a3ce86430fa35549fb37968bda0 (diff)
downloadlinux-fsl-qoriq-a9677bc024dcaafcf36c1cc4b0706b87be26ee5f.tar.xz
xen-netback: fix possible format string flaw
This makes sure a format string cannot accidentally leak into the kthread_run() call. Signed-off-by: Kees Cook <keescook@chromium.org> Acked-by: Ian Campbell <ian.campbell@citrix.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netback')
-rw-r--r--drivers/net/xen-netback/interface.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index 625c6f4..77fee1d 100644
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -406,7 +406,7 @@ int xenvif_connect(struct xenvif *vif, unsigned long tx_ring_ref,
init_waitqueue_head(&vif->wq);
vif->task = kthread_create(xenvif_kthread,
- (void *)vif, vif->dev->name);
+ (void *)vif, "%s", vif->dev->name);
if (IS_ERR(vif->task)) {
pr_warn("Could not allocate kthread for %s\n", vif->dev->name);
err = PTR_ERR(vif->task);