linux-kernel - [PATCH v1 01/29] cxl: Remove else after return

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Message-ID: <20250107141015.3367194-2-rrichter@amd.com>
Date: Tue, 7 Jan 2025 15:09:47 +0100
From: Robert Richter <rrichter@....com>
To: Alison Schofield <alison.schofield@...el.com>, Vishal Verma
	<vishal.l.verma@...el.com>, Ira Weiny <ira.weiny@...el.com>, Dan Williams
	<dan.j.williams@...el.com>, Jonathan Cameron <jonathan.cameron@...wei.com>,
	Dave Jiang <dave.jiang@...el.com>, Davidlohr Bueso <dave@...olabs.net>
CC: <linux-cxl@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Gregory Price
	<gourry@...rry.net>, "Fabio M. De Francesco"
	<fabio.m.de.francesco@...ux.intel.com>, Terry Bowman <terry.bowman@....com>,
	Robert Richter <rrichter@....com>
Subject: [PATCH v1 01/29] cxl: Remove else after return

Remove unnecessary 'else' after return. Improves readability of code.
It is easier to place comments. Check and fix all occurrences under
drivers/cxl/.

Signed-off-by: Robert Richter <rrichter@....com>
---
 drivers/cxl/core/cdat.c   | 2 +-
 drivers/cxl/core/pci.c    | 3 ++-
 drivers/cxl/core/region.c | 4 +++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/cxl/core/cdat.c b/drivers/cxl/core/cdat.c
index 8153f8d83a16..2e69d9f27028 100644
--- a/drivers/cxl/core/cdat.c
+++ b/drivers/cxl/core/cdat.c
@@ -28,7 +28,7 @@ static u32 cdat_normalize(u16 entry, u64 base, u8 type)
 	 */
 	if (entry == 0xffff || !entry)
 		return 0;
-	else if (base > (UINT_MAX / (entry)))
+	if (base > (UINT_MAX / (entry)))
 		return 0;
 
 	/*
diff --git a/drivers/cxl/core/pci.c b/drivers/cxl/core/pci.c
index b3aac9964e0d..3e8d20f8955c 100644
--- a/drivers/cxl/core/pci.c
+++ b/drivers/cxl/core/pci.c
@@ -415,7 +415,8 @@ int cxl_hdm_decode_init(struct cxl_dev_state *cxlds, struct cxl_hdm *cxlhdm,
 	 */
 	if (global_ctrl & CXL_HDM_DECODER_ENABLE || (!hdm && info->mem_enabled))
 		return devm_cxl_enable_mem(&port->dev, cxlds);
-	else if (!hdm)
+
+	if (!hdm)
 		return -ENODEV;
 
 	root = to_cxl_port(port->dev.parent);
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c
index b98b1ccffd1c..9b3efa841c8f 100644
--- a/drivers/cxl/core/region.c
+++ b/drivers/cxl/core/region.c
@@ -1915,7 +1915,9 @@ static int cxl_region_attach(struct cxl_region *cxlr,
 	if (p->state > CXL_CONFIG_INTERLEAVE_ACTIVE) {
 		dev_dbg(&cxlr->dev, "region already active\n");
 		return -EBUSY;
-	} else if (p->state < CXL_CONFIG_INTERLEAVE_ACTIVE) {
+	}
+
+	if (p->state < CXL_CONFIG_INTERLEAVE_ACTIVE) {
 		dev_dbg(&cxlr->dev, "interleave config missing\n");
 		return -ENXIO;
 	}
-- 
2.39.5