On Tue, Feb 20, 2018 at 09:56:26PM +0100, Arnd Bergmann wrote:
> Building for a 32-bit target results in a couple of warnings from casting between
> a 32-bit pointer and a 64-bit integer:
>
> drivers/infiniband/hw/bnxt_re/qplib_fp.c: In function 'bnxt_qplib_service_nq':
> drivers/infiniband/hw/bnxt_re/qplib_fp.c:333:23: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]
> bnxt_qplib_arm_srq((struct bnxt_qplib_srq *)q_handle,
> ^
> drivers/infiniband/hw/bnxt_re/qplib_fp.c:336:12: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast]
> (struct bnxt_qplib_srq *)q_handle,
> ^
> In file included from include/linux/byteorder/little_endian.h:5,
> from arch/arm/include/uapi/asm/byteorder.h:22,
> from include/asm-generic/bitops/le.h:6,
> from arch/arm/include/asm/bitops.h:342,
> from include/linux/bitops.h:38,
> from include/linux/kernel.h:11,
> from include/linux/interrupt.h:6,
> from drivers/infiniband/hw/bnxt_re/qplib_fp.c:39:
> drivers/infiniband/hw/bnxt_re/qplib_fp.c: In function 'bnxt_qplib_create_srq':
> include/uapi/linux/byteorder/little_endian.h:31:43: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
> #define __cpu_to_le64(x) ((__force __le64)(__u64)(x))
> ^
> include/linux/byteorder/generic.h:86:21: note: in expansion of macro '__cpu_to_le64'
> #define cpu_to_le64 __cpu_to_le64
> ^~~~~~~~~~~~~
> drivers/infiniband/hw/bnxt_re/qplib_fp.c:569:19: note: in expansion of macro 'cpu_to_le64'
> req.srq_handle = cpu_to_le64(srq);
>
> Using a uintptr_t as an intermediate works on all architectures.
>
> Fixes: 37cb11acf1f7 ("RDMA/bnxt_re: Add SRQ support for Broadcom adapters")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> drivers/infiniband/hw/bnxt_re/qplib_fp.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
I applied the series to for-next, thanks
Jason
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