[Lguest] [PATCH] lguest: Fix uninitialized members in example launcher
Rusty Russell
rusty at rustcorp.com.au
Mon Nov 19 11:10:25 EST 2007
Thanks valgrind!
Signed-off-by: Rusty Russell <rusty at rustcorp.com.au>
diff -r 1041aeb944b2 Documentation/lguest/lguest.c
--- a/Documentation/lguest/lguest.c Tue Nov 13 15:11:06 2007 +1100
+++ b/Documentation/lguest/lguest.c Thu Nov 15 13:28:48 2007 +1100
@@ -1040,6 +1040,11 @@ static void add_virtqueue(struct device
/ getpagesize();
p = get_pages(pages);
+ /* Initialize the virtqueue */
+ vq->next = NULL;
+ vq->last_avail_idx = 0;
+ vq->dev = dev;
+
/* Initialize the configuration. */
vq->config.num = num_descs;
vq->config.irq = devices.next_irq++;
@@ -1056,9 +1061,6 @@ static void add_virtqueue(struct device
* second. */
for (i = &dev->vq; *i; i = &(*i)->next);
*i = vq;
-
- /* Link virtqueue back to device. */
- vq->dev = dev;
/* Set the routine to call when the Guest does something to this
* virtqueue. */
@@ -1093,6 +1095,7 @@ static struct device *new_device(const c
dev->desc = new_dev_desc(type);
dev->handle_input = handle_input;
dev->name = name;
+ dev->vq = NULL;
return dev;
}
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