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SubjectRe: [PATCH][next] RDMA/hns: fix potential integer overflow on left shift
Date
On Mon, Jun 24, 2019 at 10:46:08PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> There is a potential integer overflow when int i is left shifted
> as this is evaluated using 32 bit arithmetic but is being used in
> a context that expects an expression of type dma_addr_t. Fix this
> by casting integer i to dma_addr_t before shifting to avoid the
> overflow.
>
> Addresses-Coverity: ("Unintentional integer overflow")
> Fixes: 2ac0bc5e725e ("RDMA/hns: Add a group interfaces for optimizing buffers getting flow")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/infiniband/hw/hns/hns_roce_alloc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Applied to for-next, thanks

Jason

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