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Message-Id: <1317325971-21603-8-git-send-email-konrad.wilk@oracle.com> Date: Thu, 29 Sep 2011 15:52:49 -0400 From: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> To: linux-kernel@...r.kernel.org Cc: Dan Carpenter <error27@...il.com>, xen-devel@...ts.xensource.com, Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> Subject: [PATCH 7/9] xen/xenbus: Check before dereferencing it. . we do the check whether 'xdev' is NULL - but after we have dereferenced it. Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com> --- drivers/xen/xenbus/xenbus_probe_backend.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/xen/xenbus/xenbus_probe_backend.c b/drivers/xen/xenbus/xenbus_probe_backend.c index 60adf91..331589a 100644 --- a/drivers/xen/xenbus/xenbus_probe_backend.c +++ b/drivers/xen/xenbus/xenbus_probe_backend.c @@ -103,10 +103,11 @@ static int xenbus_uevent_backend(struct device *dev, return -ENODEV; xdev = to_xenbus_device(dev); - bus = container_of(xdev->dev.bus, struct xen_bus_type, bus); if (xdev == NULL) return -ENODEV; + bus = container_of(xdev->dev.bus, struct xen_bus_type, bus); + if (add_uevent_var(env, "MODALIAS=xen-backend:%s", xdev->devicetype)) return -ENOMEM; -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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