linux-kernel - [PATCH] acpi: remove unnecessary paranthesis from return

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Message-Id: <20250803113820.16578-1-dikshakdevgan@gmail.com>
Date: Sun,  3 Aug 2025 17:08:20 +0530
From: dikshakdevgan@...il.com
To: rafael@...nel.org,
	robert.moore@...el.com,
	lenb@...nel.org,
	linux-acpi@...r.kernel.org,
	acpica-devel@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Cc: Diksha Kumari <dkdevgan@...look.com>
Subject: [PATCH] acpi: remove unnecessary paranthesis from return

From: Diksha Kumari <dkdevgan@...look.com>

checkpatch.pl is generating a warning when return value is
enclosed in paranthesis. Remove the paranthesis to improve
code readability.

Signed-off-by: Diksha Kumari <dkdevgan@...look.com>
---
 drivers/acpi/acpica/dbconvert.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/acpi/acpica/dbconvert.c b/drivers/acpi/acpica/dbconvert.c
index 8dbab6932049..7995c1578522 100644
--- a/drivers/acpi/acpica/dbconvert.c
+++ b/drivers/acpi/acpica/dbconvert.c
@@ -32,7 +32,7 @@ acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value)
 	/* Digit must be ascii [0-9a-fA-F] */
 
 	if (!isxdigit(hex_char)) {
-		return (AE_BAD_HEX_CONSTANT);
+		return AE_BAD_HEX_CONSTANT;
 	}
 
 	if (hex_char <= 0x39) {
@@ -42,7 +42,7 @@ acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value)
 	}
 
 	*return_value = value;
-	return (AE_OK);
+	return AE_OK;
 }
 
 /*******************************************************************************
@@ -69,18 +69,18 @@ static acpi_status acpi_db_hex_byte_to_binary(char *hex_byte, u8 *return_value)
 
 	status = acpi_db_hex_char_to_value(hex_byte[0], &local0);
 	if (ACPI_FAILURE(status)) {
-		return (status);
+		return status;
 	}
 
 	/* Low byte */
 
 	status = acpi_db_hex_char_to_value(hex_byte[1], &local1);
 	if (ACPI_FAILURE(status)) {
-		return (status);
+		return status;
 	}
 
 	*return_value = (u8)((local0 << 4) | local1);
-	return (AE_OK);
+	return AE_OK;
 }
 
 /*******************************************************************************
@@ -123,7 +123,7 @@ acpi_db_convert_to_buffer(char *string, union acpi_object *object)
 
 	buffer = ACPI_ALLOCATE(length);
 	if (!buffer) {
-		return (AE_NO_MEMORY);
+		return AE_NO_MEMORY;
 	}
 
 	/* Convert the command line bytes to the buffer */
@@ -132,7 +132,7 @@ acpi_db_convert_to_buffer(char *string, union acpi_object *object)
 		status = acpi_db_hex_byte_to_binary(&string[i], &buffer[j]);
 		if (ACPI_FAILURE(status)) {
 			ACPI_FREE(buffer);
-			return (status);
+			return status;
 		}
 
 		j++;
@@ -145,7 +145,7 @@ acpi_db_convert_to_buffer(char *string, union acpi_object *object)
 	object->type = ACPI_TYPE_BUFFER;
 	object->buffer.pointer = buffer;
 	object->buffer.length = length;
-	return (AE_OK);
+	return AE_OK;
 }
 
 /*******************************************************************************
@@ -175,7 +175,7 @@ acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object)
 	    ACPI_ALLOCATE_ZEROED(DB_DEFAULT_PKG_ELEMENTS *
 				 sizeof(union acpi_object));
 	if (!elements)
-		return (AE_NO_MEMORY);
+		return AE_NO_MEMORY;
 
 	this = string;
 	for (i = 0; i < (DB_DEFAULT_PKG_ELEMENTS - 1); i++) {
@@ -190,7 +190,7 @@ acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object)
 		if (ACPI_FAILURE(status)) {
 			acpi_db_delete_objects(i + 1, elements);
 			ACPI_FREE(elements);
-			return (status);
+			return status;
 		}
 
 		this = next;
@@ -199,7 +199,7 @@ acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object)
 	object->type = ACPI_TYPE_PACKAGE;
 	object->package.count = i;
 	object->package.elements = elements;
-	return (AE_OK);
+	return AE_OK;
 }
 
 /*******************************************************************************
@@ -251,7 +251,7 @@ acpi_db_convert_to_object(acpi_object_type type,
 		break;
 	}
 
-	return (status);
+	return status;
 }
 
 /*******************************************************************************
@@ -273,7 +273,7 @@ u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info)
 
 	buffer = ACPI_ALLOCATE_ZEROED(ACPI_PLD_BUFFER_SIZE);
 	if (!buffer) {
-		return (NULL);
+		return NULL;
 	}
 
 	/* First 32 bits */
@@ -331,7 +331,7 @@ u8 *acpi_db_encode_pld_buffer(struct acpi_pld_info *pld_info)
 		ACPI_MOVE_32_TO_32(&buffer[4], &dword);
 	}
 
-	return (ACPI_CAST_PTR(u8, buffer));
+	return ACPI_CAST_PTR(u8, buffer);
 }
 
 /*******************************************************************************
-- 
2.34.1