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[Xen-devel] [PATCH] block: replace kmalloc and then memcpy with kmemdup



Signed-off-by: Mihnea Dobrescu-Balaur <mihneadb@xxxxxxxxx>
---
 drivers/block/xen-blkfront.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index c3dae2e..9620644 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1203,11 +1203,10 @@ static int blkif_recover(struct blkfront_info *info)
        int j;
 
        /* Stage 1: Make a safe copy of the shadow state. */
-       copy = kmalloc(sizeof(info->shadow),
+       copy = kmemdup(info->shadow, sizeof(info->shadow),
                       GFP_NOIO | __GFP_REPEAT | __GFP_HIGH);
        if (!copy)
                return -ENOMEM;
-       memcpy(copy, info->shadow, sizeof(info->shadow));
 
        /* Stage 2: Set up free list. */
        memset(&info->shadow, 0, sizeof(info->shadow));
-- 
1.7.10.4


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