Messages in this thread | | | Date | Tue, 12 Sep 2023 09:09:12 +0800 | From | kernel test robot <> | Subject | drivers/pci/endpoint/functions/pci-epf-vntb.c:574:38: sparse: sparse: incorrect type in argument 2 (different address spaces) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 0bb80ecc33a8fb5a682236443c1e740d5c917d1d commit: 0c031262d2ddfb938f9668d620d7ed674771646c PCI: endpoint: pci-epf-vntb: Fix call pci_epc_mem_free_addr() in error path date: 10 months ago config: i386-randconfig-063-20230912 (https://download.01.org/0day-ci/archive/20230912/202309120945.5UQE5GCL-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230912/202309120945.5UQE5GCL-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202309120945.5UQE5GCL-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) drivers/pci/endpoint/functions/pci-epf-vntb.c:556:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *mw_addr @@ got void * @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:556:17: sparse: expected void [noderef] __iomem *mw_addr drivers/pci/endpoint/functions/pci-epf-vntb.c:556:17: sparse: got void * >> drivers/pci/endpoint/functions/pci-epf-vntb.c:574:38: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem *mw_addr @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:574:38: sparse: expected void *addr drivers/pci/endpoint/functions/pci-epf-vntb.c:574:38: sparse: got void [noderef] __iomem *mw_addr drivers/pci/endpoint/functions/pci-epf-vntb.c:590:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem *epf_db @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:590:41: sparse: expected void *addr drivers/pci/endpoint/functions/pci-epf-vntb.c:590:41: sparse: got void [noderef] __iomem *epf_db drivers/pci/endpoint/functions/pci-epf-vntb.c:1127:33: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got struct epf_ntb_ctrl *reg @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:1127:33: sparse: expected void [noderef] __iomem *base drivers/pci/endpoint/functions/pci-epf-vntb.c:1127:33: sparse: got struct epf_ntb_ctrl *reg drivers/pci/endpoint/functions/pci-epf-vntb.c:1138:33: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got struct epf_ntb_ctrl *reg @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:1138:33: sparse: expected void [noderef] __iomem *base drivers/pci/endpoint/functions/pci-epf-vntb.c:1138:33: sparse: got struct epf_ntb_ctrl *reg drivers/pci/endpoint/functions/pci-epf-vntb.c:1149:33: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got struct epf_ntb_ctrl *reg @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:1149:33: sparse: expected void [noderef] __iomem *base drivers/pci/endpoint/functions/pci-epf-vntb.c:1149:33: sparse: got struct epf_ntb_ctrl *reg drivers/pci/endpoint/functions/pci-epf-vntb.c:1161:33: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *base @@ got struct epf_ntb_ctrl *reg @@ drivers/pci/endpoint/functions/pci-epf-vntb.c:1161:33: sparse: expected void [noderef] __iomem *base drivers/pci/endpoint/functions/pci-epf-vntb.c:1161:33: sparse: got struct epf_ntb_ctrl *reg
vim +574 drivers/pci/endpoint/functions/pci-epf-vntb.c
523 524 /** 525 * epf_ntb_db_bar_init() - Configure Doorbell window BARs 526 * @ntb: NTB device that facilitates communication between HOST and VHOST 527 * 528 * Returns: Zero for success, or an error code in case of failure 529 */ 530 static int epf_ntb_db_bar_init(struct epf_ntb *ntb) 531 { 532 const struct pci_epc_features *epc_features; 533 u32 align; 534 struct device *dev = &ntb->epf->dev; 535 int ret; 536 struct pci_epf_bar *epf_bar; 537 void __iomem *mw_addr; 538 enum pci_barno barno; 539 size_t size = 4 * ntb->db_count; 540 541 epc_features = pci_epc_get_features(ntb->epf->epc, 542 ntb->epf->func_no, 543 ntb->epf->vfunc_no); 544 align = epc_features->align; 545 546 if (size < 128) 547 size = 128; 548 549 if (align) 550 size = ALIGN(size, align); 551 else 552 size = roundup_pow_of_two(size); 553 554 barno = ntb->epf_ntb_bar[BAR_DB]; 555 > 556 mw_addr = pci_epf_alloc_space(ntb->epf, size, barno, align, 0); 557 if (!mw_addr) { 558 dev_err(dev, "Failed to allocate OB address\n"); 559 return -ENOMEM; 560 } 561 562 ntb->epf_db = mw_addr; 563 564 epf_bar = &ntb->epf->bar[barno]; 565 566 ret = pci_epc_set_bar(ntb->epf->epc, ntb->epf->func_no, ntb->epf->vfunc_no, epf_bar); 567 if (ret) { 568 dev_err(dev, "Doorbell BAR set failed\n"); 569 goto err_alloc_peer_mem; 570 } 571 return ret; 572 573 err_alloc_peer_mem: > 574 pci_epf_free_space(ntb->epf, mw_addr, barno, 0); 575 return -1; 576 } 577
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