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authorBob Moore <robert.moore@intel.com>2019-08-17 00:43:22 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-08-21 01:00:36 +0300
commit779cc7ce3dc519b05f274b79fb5a6c1703f373b5 (patch)
tree00edfeb5093adade55736ecdf4074a7b8c5c9a47 /include/acpi
parent67a72420a326b45514deb3f212085fb2cd1595b5 (diff)
downloadlinux-779cc7ce3dc519b05f274b79fb5a6c1703f373b5.tar.xz
ACPICA: Macros: remove pointer math on a null pointer
ACPICA commit 02bbca5070e42d298c9b824300aa0eb8a082d797 Causes warnings on some compilers and/or tools. Changed ACPI_TO_POINTER to use ACPI_CAST_PTR instead of using arithmetic. Link: https://github.com/acpica/acpica/commit/02bbca50 Reported-by: Qian Cai <cai@lca.pw> Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Erik Schmauss <erik.schmauss@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/acpi')
-rw-r--r--include/acpi/actypes.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index e31ef75a22a1..f52c83eaedc4 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -506,7 +506,7 @@ typedef u64 acpi_integer;
/* Pointer/Integer type conversions */
-#define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void, (void *) 0, (acpi_size) (i))
+#define ACPI_TO_POINTER(i) ACPI_CAST_PTR (void, (acpi_size) (i))
#define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p, (void *) 0)
#define ACPI_OFFSET(d, f) ACPI_PTR_DIFF (&(((d *) 0)->f), (void *) 0)
#define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i)