This is a note to let you know that I've just added the patch titled RDMA/siw: Fix pointer cast warning to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rdma-siw-fix-pointer-cast-warning.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 29929530df7c5092201e668000546433ee3c224b Author: Arnd Bergmann <arnd@xxxxxxxx> Date: Thu Dec 15 18:03:43 2022 +0100 RDMA/siw: Fix pointer cast warning [ Upstream commit 5244ca88671a1981ceec09c5c8809f003e6a62aa ] The previous build fix left a remaining issue in configurations with 64-bit dma_addr_t on 32-bit architectures: drivers/infiniband/sw/siw/siw_qp_tx.c: In function 'siw_get_pblpage': drivers/infiniband/sw/siw/siw_qp_tx.c:32:37: error: cast to pointer from integer of different size [-Werror=int-to-pointer-cast] 32 | return virt_to_page((void *)paddr); | ^ Use the same double cast here that the driver uses elsewhere to convert between dma_addr_t and void*. Fixes: 0d1b756acf60 ("RDMA/siw: Pass a pointer to virt_to_page()") Link: https://lore.kernel.org/r/20221215170347.2612403-1-arnd@xxxxxxxxxx Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> Acked-by: Bernard Metzler <bmt@xxxxxxxxxxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/infiniband/sw/siw/siw_qp_tx.c b/drivers/infiniband/sw/siw/siw_qp_tx.c index 3c3ae5ef2942..df8802b4981c 100644 --- a/drivers/infiniband/sw/siw/siw_qp_tx.c +++ b/drivers/infiniband/sw/siw/siw_qp_tx.c @@ -29,7 +29,7 @@ static struct page *siw_get_pblpage(struct siw_mem *mem, u64 addr, int *idx) dma_addr_t paddr = siw_pbl_get_buffer(pbl, offset, NULL, idx); if (paddr) - return virt_to_page((void *)paddr); + return virt_to_page((void *)(uintptr_t)paddr); return NULL; }