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storvsc: Initialize the sglist
author
K. Y. Srinivasan
<kys@microsoft.com>
Wed, 6 Feb 2013 13:15:28 +0000
(
05:15
-0800)
committer
Ben Hutchings
<ben@decadent.org.uk>
Wed, 20 Mar 2013 15:03:16 +0000
(15:03 +0000)
commit
9d2696e658ef4f209955ddaa987d43f1a1bd81a1
upstream.
Properly initialize scatterlist before using it.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
[bwh: Backported to 3.2: adjust filename]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/staging/hv/storvsc_drv.c
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diff --git
a/drivers/staging/hv/storvsc_drv.c
b/drivers/staging/hv/storvsc_drv.c
index
abc5ac5
..
8960f1a
100644
(file)
--- a/
drivers/staging/hv/storvsc_drv.c
+++ b/
drivers/staging/hv/storvsc_drv.c
@@
-815,6
+815,7
@@
static struct scatterlist *create_bounce_buffer(struct scatterlist *sgl,
if (!bounce_sgl)
return NULL;
+ sg_init_table(bounce_sgl, num_pages);
for (i = 0; i < num_pages; i++) {
page_buf = alloc_page(GFP_ATOMIC);
if (!page_buf)