On Fri, May 17, 2019 at 03:15:17PM +0800, xiaolinkui wrote: > Use the new struct_size() helper to keep code simple. > > Signed-off-by: xiaolinkui <xiaolinkui@xxxxxxxxxx> > --- > arch/s390/include/asm/idals.h | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/arch/s390/include/asm/idals.h b/arch/s390/include/asm/idals.h > index 15578fd..6fb7ace 100644 > --- a/arch/s390/include/asm/idals.h > +++ b/arch/s390/include/asm/idals.h > @@ -122,8 +122,7 @@ idal_buffer_alloc(size_t size, int page_order) > > nr_ptrs = (size + IDA_BLOCK_SIZE - 1) >> IDA_SIZE_LOG; > nr_chunks = (4096 << page_order) >> IDA_SIZE_LOG; > - ib = kmalloc(sizeof(struct idal_buffer) + nr_ptrs*sizeof(void *), > - GFP_DMA | GFP_KERNEL); > + ib = kmalloc(struct_size(ib, data, nr_ptrs), GFP_DMA | GFP_KERNEL); > if (ib == NULL) > return ERR_PTR(-ENOMEM); > ib->size = size; Applied, thanks.
