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ACPI: EC: Fix debugfs_create_*() usage

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acpi_ec.gpe is "unsigned long", hence treating it as "u32" would expose
the wrong half on big-endian 64-bit systems.  Fix this by changing its
type to "u32" and removing the cast, as all other code already uses u32
or sometimes even only u8.

Fixes: 1195a09816 (ACPI: Provide /sys/kernel/debug/ec/...)
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Geert Uytterhoeven
2018-01-02 16:26:31 +01:00
committed by Rafael J. Wysocki
parent 30a7acd573
commit 3522f867c1
3 changed files with 3 additions and 3 deletions
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drivers/acpi/ec.c
+1 -1
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@@ -1516,7 +1516,7 @@ static int acpi_ec_setup(struct acpi_ec *ec, bool handle_events)
} }
acpi_handle_info(ec->handle, acpi_handle_info(ec->handle,
"GPE=0x%lx, EC_CMD/EC_SC=0x%lx, EC_DATA=0x%lx\n", "GPE=0x%x, EC_CMD/EC_SC=0x%lx, EC_DATA=0x%lx\n",
ec->gpe, ec->command_addr, ec->data_addr); ec->gpe, ec->command_addr, ec->data_addr);
return ret; return ret;
} }
drivers/acpi/ec_sys.c
+1 -1
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@@ -128,7 +128,7 @@ static int acpi_ec_add_debugfs(struct acpi_ec *ec, unsigned int ec_device_count)
return -ENOMEM; return -ENOMEM;
} }
if (!debugfs_create_x32("gpe", 0444, dev_dir, (u32 *)&first_ec->gpe)) if (!debugfs_create_x32("gpe", 0444, dev_dir, &first_ec->gpe))
goto error; goto error;
if (!debugfs_create_bool("use_global_lock", 0444, dev_dir, if (!debugfs_create_bool("use_global_lock", 0444, dev_dir,
&first_ec->global_lock)) &first_ec->global_lock))
drivers/acpi/internal.h
+1 -1
View File
@@ -159,7 +159,7 @@ static inline void acpi_early_processor_osc(void) {}
-------------------------------------------------------------------------- */ -------------------------------------------------------------------------- */
struct acpi_ec { struct acpi_ec {
acpi_handle handle; acpi_handle handle;
unsigned long gpe; u32 gpe;
unsigned long command_addr; unsigned long command_addr;
unsigned long data_addr; unsigned long data_addr;
bool global_lock; bool global_lock;