search for: gntalloc_ioctl_alloc

Displaying 3 results from an estimated 3 matches for "gntalloc_ioctl_alloc".

2011 Nov 04
1
[patch 1/2] xen-gntalloc: integer overflow in gntalloc_ioctl_alloc()
...probably get memory corruption inside add_grefs(). Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com> diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index f6832f4..23c60cf 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -280,7 +280,7 @@ static long gntalloc_ioctl_alloc(struct gntalloc_file_private_data *priv, goto out; } - gref_ids = kzalloc(sizeof(gref_ids[0]) * op.count, GFP_TEMPORARY); + gref_ids = kcalloc(op.count, sizeof(gref_ids[0]), GFP_TEMPORARY); if (!gref_ids) { rc = -ENOMEM; goto out;
2011 Nov 04
1
[patch 1/2] xen-gntalloc: integer overflow in gntalloc_ioctl_alloc()
...probably get memory corruption inside add_grefs(). Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com> diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index f6832f4..23c60cf 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -280,7 +280,7 @@ static long gntalloc_ioctl_alloc(struct gntalloc_file_private_data *priv, goto out; } - gref_ids = kzalloc(sizeof(gref_ids[0]) * op.count, GFP_TEMPORARY); + gref_ids = kcalloc(op.count, sizeof(gref_ids[0]), GFP_TEMPORARY); if (!gref_ids) { rc = -ENOMEM; goto out;
2011 Nov 04
1
[patch 1/2] xen-gntalloc: integer overflow in gntalloc_ioctl_alloc()
...probably get memory corruption inside add_grefs(). Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com> diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index f6832f4..23c60cf 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -280,7 +280,7 @@ static long gntalloc_ioctl_alloc(struct gntalloc_file_private_data *priv, goto out; } - gref_ids = kzalloc(sizeof(gref_ids[0]) * op.count, GFP_TEMPORARY); + gref_ids = kcalloc(op.count, sizeof(gref_ids[0]), GFP_TEMPORARY); if (!gref_ids) { rc = -ENOMEM; goto out;