Messages in this thread | | | From | Jason Gunthorpe <> | Subject | Re: [PATCH][next] RDMA/hns: fix potential integer overflow on left shift | Date | Tue, 25 Jun 2019 13:19:15 +0000 |
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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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