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path: root/drivers/acpi/acpica/utexcep.c
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Diffstat (limited to 'drivers/acpi/acpica/utexcep.c')
-rw-r--r--drivers/acpi/acpica/utexcep.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/acpi/acpica/utexcep.c b/drivers/acpi/acpica/utexcep.c
index a0ab7c02e87c..b543a144941a 100644
--- a/drivers/acpi/acpica/utexcep.c
+++ b/drivers/acpi/acpica/utexcep.c
@@ -64,7 +64,7 @@ ACPI_MODULE_NAME("utexcep")
  ******************************************************************************/
 const char *acpi_format_exception(acpi_status status)
 {
-	const char *exception = NULL;
+	const struct acpi_exception_info *exception;
 
 	ACPI_FUNCTION_ENTRY();
 
@@ -76,10 +76,10 @@ const char *acpi_format_exception(acpi_status status)
 		ACPI_ERROR((AE_INFO,
 			    "Unknown exception code: 0x%8.8X", status));
 
-		exception = "UNKNOWN_STATUS_CODE";
+		return ("UNKNOWN_STATUS_CODE");
 	}
 
-	return (ACPI_CAST_PTR(const char, exception));
+	return (exception->name);
 }
 
 ACPI_EXPORT_SYMBOL(acpi_format_exception)
@@ -97,10 +97,10 @@ ACPI_EXPORT_SYMBOL(acpi_format_exception)
  *              an ASCII string.
  *
  ******************************************************************************/
-const char *acpi_ut_validate_exception(acpi_status status)
+const struct acpi_exception_info *acpi_ut_validate_exception(acpi_status status)
 {
 	u32 sub_status;
-	const char *exception = NULL;
+	const struct acpi_exception_info *exception = NULL;
 
 	ACPI_FUNCTION_ENTRY();
 
@@ -113,35 +113,35 @@ const char *acpi_ut_validate_exception(acpi_status status)
 	case AE_CODE_ENVIRONMENTAL:
 
 		if (sub_status <= AE_CODE_ENV_MAX) {
-			exception = acpi_gbl_exception_names_env[sub_status];
+			exception = &acpi_gbl_exception_names_env[sub_status];
 		}
 		break;
 
 	case AE_CODE_PROGRAMMER:
 
 		if (sub_status <= AE_CODE_PGM_MAX) {
-			exception = acpi_gbl_exception_names_pgm[sub_status];
+			exception = &acpi_gbl_exception_names_pgm[sub_status];
 		}
 		break;
 
 	case AE_CODE_ACPI_TABLES:
 
 		if (sub_status <= AE_CODE_TBL_MAX) {
-			exception = acpi_gbl_exception_names_tbl[sub_status];
+			exception = &acpi_gbl_exception_names_tbl[sub_status];
 		}
 		break;
 
 	case AE_CODE_AML:
 
 		if (sub_status <= AE_CODE_AML_MAX) {
-			exception = acpi_gbl_exception_names_aml[sub_status];
+			exception = &acpi_gbl_exception_names_aml[sub_status];
 		}
 		break;
 
 	case AE_CODE_CONTROL:
 
 		if (sub_status <= AE_CODE_CTRL_MAX) {
-			exception = acpi_gbl_exception_names_ctrl[sub_status];
+			exception = &acpi_gbl_exception_names_ctrl[sub_status];
 		}
 		break;
 
@@ -149,5 +149,9 @@ const char *acpi_ut_validate_exception(acpi_status status)
 		break;
 	}
 
-	return (ACPI_CAST_PTR(const char, exception));
+	if (!exception || !exception->name) {
+		return (NULL);
+	}
+
+	return (exception);
 }