linux/drivers/cxl
Dan Williams ca76a3a805 cxl/pci: Fix NULL vs ERR_PTR confusion
cxl_pci_map_regblock() may return an ERR_PTR(), but cxl_pci_setup_regs()
is only prepared for NULL as the error case. Pick the minimal fix for
-stable backport purposes and just have cxl_pci_map_regblock() return
NULL for errors.

Fixes: f8a7e8c29b ("cxl/pci: Reserve all device regions at once")
Cc: <stable@vger.kernel.org>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/163433325724.834522.17809774578178224149.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-10-29 11:53:51 -07:00
..
core cxl/core: Split decoder setup into alloc + add 2021-09-21 14:09:34 -07:00
acpi.c cxl/acpi: Do not fail cxl_acpi_probe() based on a missing CHBS 2021-10-08 01:05:31 -07:00
cxl.h cxl/core: Split decoder setup into alloc + add 2021-09-21 14:09:34 -07:00
cxlmem.h cxl/mbox: Move command definitions to common location 2021-09-21 14:09:34 -07:00
Kconfig cxl/pmem: Add initial infrastructure for pmem support 2021-06-15 16:47:14 -07:00
Makefile cxl: Move cxl_core to new directory 2021-08-06 08:22:53 -07:00
pci.c cxl/pci: Fix NULL vs ERR_PTR confusion 2021-10-29 11:53:51 -07:00
pci.h cxl/pci: Convert register block identifiers to an enum 2021-10-29 11:53:51 -07:00
pmem.c tools/testing/cxl: Introduce a mock memory device + driver 2021-09-21 14:09:34 -07:00