powerpc/powernv/npu: Allocate enough memory in pnv_try_setup_npu_table_group()

There is a typo so we accidentally allocate enough memory for a pointer
when we wanted to allocate enough for a struct.

Fixes: 0bd971676e68 ("powerpc/powernv/npu: Add compound IOMMU groups")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c
index d7f742e..3f58c7d 100644 (file)
--- a/arch/powerpc/platforms/powernv/npu-dma.c
+++ b/arch/powerpc/platforms/powernv/npu-dma.c
@@ -564,7 +564,7 @@ struct iommu_table_group *pnv_try_setup_npu_table_group(struct pnv_ioda_pe *pe)
                }
        } else {
                /* Create a group for 1 GPU and attached NPUs for POWER8 */
-               pe->npucomp = kzalloc(sizeof(pe->npucomp), GFP_KERNEL);
+               pe->npucomp = kzalloc(sizeof(*pe->npucomp), GFP_KERNEL);
                table_group = &pe->npucomp->table_group;
                table_group->ops = &pnv_npu_peers_ops;
                iommu_register_group(table_group, hose->global_number,