[dpdk-dev,v3,1/3] vhost: fix malloc in rte_vhost_get_mem_table()
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Commit Message
Amount of allocated memory was too small, causing buffer overflow.
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
---
lib/librte_vhost/vhost.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Comments
On Thu, May 11, 2017 at 04:33:10PM +0200, Dariusz Stojaczyk wrote:
> Amount of allocated memory was too small, causing buffer overflow.
>
> Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
> ---
> lib/librte_vhost/vhost.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
Reviewed-by: Jens Freimann <jfreimann@redhat.com>
@@ -369,7 +369,7 @@ rte_vhost_get_mem_table(int vid, struct rte_vhost_memory **mem)
return -1;
size = dev->mem->nregions * sizeof(struct rte_vhost_mem_region);
- m = malloc(size);
+ m = malloc(sizeof(struct rte_vhost_memory) + size);
if (!m)
return -1;